18751425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 41140224

約数和(自身を除く): 22388799

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 25, 33, 35, 51, 55, 75, 77, 85, 105, 119, 165, 175, 187, 191, 231, 255, 275, 357, 385, 425, 525, 561, 573, 595, 825, 935, 955, 1155, 1275, 1309, 1337, 1785, 1925, 2101, 2805, 2865, 2975, 3247, 3927, 4011, 4675, 4775, 5775, 6303, 6545, 6685, 8925, 9741, 10505, 14025, 14325, 14707, 16235, 19635, 20055, 22729, 31515, 32725, 33425, 35717, 44121, 48705, 52525, 68187, 73535, 81175, 98175, 100275, 107151, 113645, 157575, 178585, 220605, 243525, 250019, 340935, 367675, 535755, 568225, 750057, 892925, 1103025, 1250095, 1704675, 2678775, 3750285, 6250475, 18751425]

約数ペア:

[(1, 18751425), (3, 6250475), (5, 3750285), (7, 2678775), (11, 1704675), (15, 1250095), (17, 1103025), (21, 892925), (25, 750057), (33, 568225), (35, 535755), (51, 367675), (55, 340935), (75, 250019), (77, 243525), (85, 220605), (105, 178585), (119, 157575), (165, 113645), (175, 107151), (187, 100275), (191, 98175), (231, 81175), (255, 73535), (275, 68187), (357, 52525), (385, 48705), (425, 44121), (525, 35717), (561, 33425), (573, 32725), (595, 31515), (825, 22729), (935, 20055), (955, 19635), (1155, 16235), (1275, 14707), (1309, 14325), (1337, 14025), (1785, 10505), (1925, 9741), (2101, 8925), (2805, 6685), (2865, 6545), (2975, 6303), (3247, 5775), (3927, 4775), (4011, 4675)]