8118985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 12153600

約数和(自身を除く): 4034615

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 421, 551, 665, 1015, 2105, 2755, 2947, 3857, 7999, 12209, 14735, 19285, 39995, 55993, 61045, 85463, 231971, 279965, 427315, 1159855, 1623797, 8118985]

約数ペア:

[(1, 8118985), (5, 1623797), (7, 1159855), (19, 427315), (29, 279965), (35, 231971), (95, 85463), (133, 61045), (145, 55993), (203, 39995), (421, 19285), (551, 14735), (665, 12209), (1015, 7999), (2105, 3857), (2755, 2947)]