81709995

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1051}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 134521344

約数和(自身を除く): 52811349

約数列:

[1, 3, 5, 15, 71, 73, 213, 219, 355, 365, 1051, 1065, 1095, 3153, 5183, 5255, 15549, 15765, 25915, 74621, 76723, 77745, 223863, 230169, 373105, 383615, 1119315, 1150845, 5447333, 16341999, 27236665, 81709995]

約数ペア:

[(1, 81709995), (3, 27236665), (5, 16341999), (15, 5447333), (71, 1150845), (73, 1119315), (213, 383615), (219, 373105), (355, 230169), (365, 223863), (1051, 77745), (1065, 76723), (1095, 74621), (3153, 25915), (5183, 15765), (5255, 15549)]