390600145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{261271}}^1$

素因数の和:261312

約数の個数: 16

約数和(自身を含む): 526724352

約数和(自身を除く): 136124207

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 261271, 1306355, 3396523, 6009233, 16982615, 30046165, 78120029, 390600145]

約数ペア:

[(1, 390600145), (5, 78120029), (13, 30046165), (23, 16982615), (65, 6009233), (115, 3396523), (299, 1306355), (1495, 261271)]