2517804975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 5178525696

約数和(自身を除く): 2660720721

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 147, 175, 191, 211, 245, 255, 357, 425, 525, 573, 595, 633, 735, 833, 955, 1055, 1225, 1275, 1337, 1477, 1785, 2499, 2865, 2975, 3165, 3247, 3587, 3675, 4011, 4165, 4431, 4775, 5275, 6685, 7385, 8925, 9359, 9741, 10339, 10761, 12495, 14325, 15825, 16235, 17935, 20055, 20825, 22155, 22729, 25109, 28077, 31017, 33425, 36925, 40301, 46795, 48705, 51695, 53805, 62475, 68187, 75327, 81175, 89675, 100275, 110775, 113645, 120903, 125545, 140385, 155085, 159103, 175763, 201505, 233975, 243525, 258475, 269025, 282107, 340935, 376635, 477309, 527289, 568225, 604515, 627725, 685117, 701925, 775425, 795515, 846321, 878815, 1007525, 1410535, 1704675, 1883175, 1974749, 2055351, 2386545, 2636445, 3022575, 3425585, 3977575, 4231605, 4394075, 4795819, 5924247, 7052675, 9873745, 10276755, 11932725, 13182225, 14387457, 17127925, 21158025, 23979095, 29621235, 33570733, 49368725, 51383775, 71937285, 100712199, 119895475, 148106175, 167853665, 359686425, 503560995, 839268325, 2517804975]

約数ペア:

[(1, 2517804975), (3, 839268325), (5, 503560995), (7, 359686425), (15, 167853665), (17, 148106175), (21, 119895475), (25, 100712199), (35, 71937285), (49, 51383775), (51, 49368725), (75, 33570733), (85, 29621235), (105, 23979095), (119, 21158025), (147, 17127925), (175, 14387457), (191, 13182225), (211, 11932725), (245, 10276755), (255, 9873745), (357, 7052675), (425, 5924247), (525, 4795819), (573, 4394075), (595, 4231605), (633, 3977575), (735, 3425585), (833, 3022575), (955, 2636445), (1055, 2386545), (1225, 2055351), (1275, 1974749), (1337, 1883175), (1477, 1704675), (1785, 1410535), (2499, 1007525), (2865, 878815), (2975, 846321), (3165, 795515), (3247, 775425), (3587, 701925), (3675, 685117), (4011, 627725), (4165, 604515), (4431, 568225), (4775, 527289), (5275, 477309), (6685, 376635), (7385, 340935), (8925, 282107), (9359, 269025), (9741, 258475), (10339, 243525), (10761, 233975), (12495, 201505), (14325, 175763), (15825, 159103), (16235, 155085), (17935, 140385), (20055, 125545), (20825, 120903), (22155, 113645), (22729, 110775), (25109, 100275), (28077, 89675), (31017, 81175), (33425, 75327), (36925, 68187), (40301, 62475), (46795, 53805), (48705, 51695)]