1213717725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:556

約数の個数: 108

約数和(自身を含む): 2417314900

約数和(自身を除く): 1203597175

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 109, 121, 165, 225, 275, 327, 363, 409, 495, 545, 605, 825, 981, 1089, 1199, 1227, 1635, 1815, 2045, 2475, 2725, 3025, 3597, 3681, 4499, 4905, 5445, 5995, 6135, 8175, 9075, 10225, 10791, 13189, 13497, 17985, 18405, 22495, 24525, 27225, 29975, 30675, 39567, 40491, 44581, 49489, 53955, 65945, 67485, 89925, 92025, 112475, 118701, 133743, 148467, 197835, 202455, 222905, 247445, 269775, 329725, 337425, 401229, 445401, 490391, 593505, 668715, 742335, 989175, 1012275, 1114525, 1237225, 1471173, 2006145, 2227005, 2451955, 2967525, 3343575, 3711675, 4413519, 5394301, 7355865, 10030725, 11135025, 12259775, 16182903, 22067595, 26971505, 36779325, 48548709, 80914515, 110337975, 134857525, 242743545, 404572575, 1213717725]

約数ペア:

[(1, 1213717725), (3, 404572575), (5, 242743545), (9, 134857525), (11, 110337975), (15, 80914515), (25, 48548709), (33, 36779325), (45, 26971505), (55, 22067595), (75, 16182903), (99, 12259775), (109, 11135025), (121, 10030725), (165, 7355865), (225, 5394301), (275, 4413519), (327, 3711675), (363, 3343575), (409, 2967525), (495, 2451955), (545, 2227005), (605, 2006145), (825, 1471173), (981, 1237225), (1089, 1114525), (1199, 1012275), (1227, 989175), (1635, 742335), (1815, 668715), (2045, 593505), (2475, 490391), (2725, 445401), (3025, 401229), (3597, 337425), (3681, 329725), (4499, 269775), (4905, 247445), (5445, 222905), (5995, 202455), (6135, 197835), (8175, 148467), (9075, 133743), (10225, 118701), (10791, 112475), (13189, 92025), (13497, 89925), (17985, 67485), (18405, 65945), (22495, 53955), (24525, 49489), (27225, 44581), (29975, 40491), (30675, 39567)]