390250441

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{5387}}^1$

素因数の和:5604

約数の個数: 16

約数和(自身を含む): 455178240

約数和(自身を除く): 64927799

約数列:

[1, 7, 79, 131, 553, 917, 5387, 10349, 37709, 72443, 425573, 705697, 2979011, 4939879, 55750063, 390250441]

約数ペア:

[(1, 390250441), (7, 55750063), (79, 4939879), (131, 2979011), (553, 705697), (917, 425573), (5387, 72443), (10349, 37709)]