311341570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79627}}^1$

素因数の和:79674

約数の個数: 32

約数和(自身を含む): 619187328

約数和(自身を除く): 307845758

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 79627, 159254, 398135, 796270, 1353659, 1831421, 2707318, 3662842, 6768295, 9157105, 13536590, 18314210, 31134157, 62268314, 155670785, 311341570]

約数ペア:

[(1, 311341570), (2, 155670785), (5, 62268314), (10, 31134157), (17, 18314210), (23, 13536590), (34, 9157105), (46, 6768295), (85, 3662842), (115, 2707318), (170, 1831421), (230, 1353659), (391, 796270), (782, 398135), (1955, 159254), (3910, 79627)]