399063422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{70481}}^1$

素因数の和:70651

約数の個数: 16

約数和(自身を含む): 634338000

約数和(自身を除く): 235274578

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 70481, 140962, 1339139, 2678278, 10501669, 21003338, 199531711, 399063422]

約数ペア:

[(1, 399063422), (2, 199531711), (19, 21003338), (38, 10501669), (149, 2678278), (298, 1339139), (2831, 140962), (5662, 70481)]