397221808

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{164413}}^1$

素因数の和:164572

約数の個数: 20

約数和(自身を含む): 774718768

約数和(自身を除く): 377496960

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 164413, 328826, 657652, 1315304, 2630608, 24826363, 49652726, 99305452, 198610904, 397221808]

約数ペア:

[(1, 397221808), (2, 198610904), (4, 99305452), (8, 49652726), (16, 24826363), (151, 2630608), (302, 1315304), (604, 657652), (1208, 328826), (2416, 164413)]