326439455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 418037760

約数和(自身を除く): 91598305

約数列:

[1, 5, 31, 53, 79, 155, 265, 395, 503, 1643, 2449, 2515, 4187, 8215, 12245, 15593, 20935, 26659, 39737, 77965, 129797, 133295, 198685, 648985, 826429, 1231847, 2106061, 4132145, 6159235, 10530305, 65287891, 326439455]

約数ペア:

[(1, 326439455), (5, 65287891), (31, 10530305), (53, 6159235), (79, 4132145), (155, 2106061), (265, 1231847), (395, 826429), (503, 648985), (1643, 198685), (2449, 133295), (2515, 129797), (4187, 77965), (8215, 39737), (12245, 26659), (15593, 20935)]