87721254

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{91951}}^1$

素因数の和:92012

約数の個数: 24

約数和(自身を含む): 193650912

約数和(自身を除く): 105929658

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 91951, 183902, 275853, 551706, 827559, 1655118, 4873403, 9746806, 14620209, 29240418, 43860627, 87721254]

約数ペア:

[(1, 87721254), (2, 43860627), (3, 29240418), (6, 14620209), (9, 9746806), (18, 4873403), (53, 1655118), (106, 827559), (159, 551706), (318, 275853), (477, 183902), (954, 91951)]