255375757

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{68447}}^1$

素因数の和:68508

約数の個数: 16

約数和(自身を含む): 321979392

約数和(自身を除く): 66603635

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 68447, 479129, 889811, 2806327, 6228677, 19644289, 36482251, 255375757]

約数ペア:

[(1, 255375757), (7, 36482251), (13, 19644289), (41, 6228677), (91, 2806327), (287, 889811), (533, 479129), (3731, 68447)]