16791775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 28630112

約数和(自身を除く): 11838337

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 61, 65, 77, 91, 121, 143, 175, 275, 305, 325, 385, 427, 455, 605, 671, 715, 793, 847, 1001, 1525, 1573, 1925, 2135, 2275, 3025, 3355, 3575, 3965, 4235, 4697, 5005, 5551, 7381, 7865, 8723, 10675, 11011, 16775, 19825, 21175, 23485, 25025, 27755, 36905, 39325, 43615, 51667, 55055, 61061, 95953, 117425, 138775, 184525, 218075, 258335, 275275, 305305, 479765, 671671, 1291675, 1526525, 2398825, 3358355, 16791775]

約数ペア:

[(1, 16791775), (5, 3358355), (7, 2398825), (11, 1526525), (13, 1291675), (25, 671671), (35, 479765), (55, 305305), (61, 275275), (65, 258335), (77, 218075), (91, 184525), (121, 138775), (143, 117425), (175, 95953), (275, 61061), (305, 55055), (325, 51667), (385, 43615), (427, 39325), (455, 36905), (605, 27755), (671, 25025), (715, 23485), (793, 21175), (847, 19825), (1001, 16775), (1525, 11011), (1573, 10675), (1925, 8723), (2135, 7865), (2275, 7381), (3025, 5551), (3355, 5005), (3575, 4697), (3965, 4235)]