201969985

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 281917440

約数和(自身を除く): 79947455

約数列:

[1, 5, 7, 35, 113, 223, 229, 565, 791, 1115, 1145, 1561, 1603, 3955, 7805, 8015, 25199, 25877, 51067, 125995, 129385, 176393, 181139, 255335, 357469, 881965, 905695, 1787345, 5770571, 28852855, 40393997, 201969985]

約数ペア:

[(1, 201969985), (5, 40393997), (7, 28852855), (35, 5770571), (113, 1787345), (223, 905695), (229, 881965), (565, 357469), (791, 255335), (1115, 181139), (1145, 176393), (1561, 129385), (1603, 125995), (3955, 51067), (7805, 25877), (8015, 25199)]