405304072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2980177}}^1$

素因数の和:2980200

約数の個数: 16

約数和(自身を含む): 804648060

約数和(自身を除く): 399343988

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2980177, 5960354, 11920708, 23841416, 50663009, 101326018, 202652036, 405304072]

約数ペア:

[(1, 405304072), (2, 202652036), (4, 101326018), (8, 50663009), (17, 23841416), (34, 11920708), (68, 5960354), (136, 2980177)]