81187605

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58199}}^1$

素因数の和:58241

約数の個数: 24

約数和(自身を含む): 145267200

約数和(自身を除く): 64079595

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 58199, 174597, 290995, 523791, 872985, 1804169, 2618955, 5412507, 9020845, 16237521, 27062535, 81187605]

約数ペア:

[(1, 81187605), (3, 27062535), (5, 16237521), (9, 9020845), (15, 5412507), (31, 2618955), (45, 1804169), (93, 872985), (155, 523791), (279, 290995), (465, 174597), (1395, 58199)]