668045476

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{356101}}^1$

素因数の和:356179

約数の個数: 24

約数和(自身を含む): 1356036416

約数和(自身を除く): 687990940

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 356101, 712202, 1424404, 2492707, 4985414, 9970828, 23858767, 47717534, 95435068, 167011369, 334022738, 668045476]

約数ペア:

[(1, 668045476), (2, 334022738), (4, 167011369), (7, 95435068), (14, 47717534), (28, 23858767), (67, 9970828), (134, 4985414), (268, 2492707), (469, 1424404), (938, 712202), (1876, 356101)]