331388510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{8221}}^1$

素因数の和:8396

約数の個数: 32

約数和(自身を含む): 621583200

約数和(自身を除く): 290194690

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 695, 1390, 4031, 8062, 8221, 16442, 20155, 40310, 41105, 82210, 238409, 476818, 1142719, 1192045, 2285438, 2384090, 5713595, 11427190, 33138851, 66277702, 165694255, 331388510]

約数ペア:

[(1, 331388510), (2, 165694255), (5, 66277702), (10, 33138851), (29, 11427190), (58, 5713595), (139, 2384090), (145, 2285438), (278, 1192045), (290, 1142719), (695, 476818), (1390, 238409), (4031, 82210), (8062, 41105), (8221, 40310), (16442, 20155)]