81185656876

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{6648023}}^1$

素因数の和:6648141

約数の個数: 24

約数和(自身を含む): 147426580224

約数和(自身を除く): 66240923348

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 3053, 6106, 12212, 6648023, 13296046, 26592092, 285864989, 472009633, 571729978, 944019266, 1143459956, 1888038532, 20296414219, 40592828438, 81185656876]

約数ペア:

[(1, 81185656876), (2, 40592828438), (4, 20296414219), (43, 1888038532), (71, 1143459956), (86, 944019266), (142, 571729978), (172, 472009633), (284, 285864989), (3053, 26592092), (6106, 13296046), (12212, 6648023)]