664807556

素因数分解:

$2^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{40039}}^1$

素因数の和:40643

約数の個数: 24

約数和(自身を含む): 1331890560

約数和(自身を除く): 667083004

約数列:

[1, 2, 4, 7, 14, 28, 593, 1186, 2372, 4151, 8302, 16604, 40039, 80078, 160156, 280273, 560546, 1121092, 23743127, 47486254, 94972508, 166201889, 332403778, 664807556]

約数ペア:

[(1, 664807556), (2, 332403778), (4, 166201889), (7, 94972508), (14, 47486254), (28, 23743127), (593, 1121092), (1186, 560546), (2372, 280273), (4151, 160156), (8302, 80078), (16604, 40039)]