1097561305

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 1361977344

約数和(自身を除く): 264416039

約数列:

[1, 5, 97, 103, 127, 173, 485, 515, 635, 865, 9991, 12319, 13081, 16781, 17819, 21971, 49955, 61595, 65405, 83905, 89095, 109855, 1268857, 1728443, 2131187, 2263013, 6344285, 8642215, 10655935, 11315065, 219512261, 1097561305]

約数ペア:

[(1, 1097561305), (5, 219512261), (97, 11315065), (103, 10655935), (127, 8642215), (173, 6344285), (485, 2263013), (515, 2131187), (635, 1728443), (865, 1268857), (9991, 109855), (12319, 89095), (13081, 83905), (16781, 65405), (17819, 61595), (21971, 49955)]