621844990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{46441}}^1$

素因数の和:46564

約数の個数: 32

約数和(自身を含む): 1217151936

約数和(自身を除く): 595306946

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 46441, 92882, 232205, 464410, 603733, 1207466, 3018665, 4783423, 6037330, 9566846, 23917115, 47834230, 62184499, 124368998, 310922495, 621844990]

約数ペア:

[(1, 621844990), (2, 310922495), (5, 124368998), (10, 62184499), (13, 47834230), (26, 23917115), (65, 9566846), (103, 6037330), (130, 4783423), (206, 3018665), (515, 1207466), (1030, 603733), (1339, 464410), (2678, 232205), (6695, 92882), (13390, 46441)]