668872508

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{887}}^1\times {\mathrm{3557}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 1194292512

約数和(自身を除く): 525420004

約数列:

[1, 2, 4, 53, 106, 212, 887, 1774, 3548, 3557, 7114, 14228, 47011, 94022, 188044, 188521, 377042, 754084, 3155059, 6310118, 12620236, 167218127, 334436254, 668872508]

約数ペア:

[(1, 668872508), (2, 334436254), (4, 167218127), (53, 12620236), (106, 6310118), (212, 3155059), (887, 754084), (1774, 377042), (3548, 188521), (3557, 188044), (7114, 94022), (14228, 47011)]