420171146

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{35149}}^1$

素因数の和:35333

約数の個数: 16

約数和(自身を含む): 649572000

約数和(自身を除く): 229400854

約数列:

[1, 2, 43, 86, 139, 278, 5977, 11954, 35149, 70298, 1511407, 3022814, 4885711, 9771422, 210085573, 420171146]

約数ペア:

[(1, 420171146), (2, 210085573), (43, 9771422), (86, 4885711), (139, 3022814), (278, 1511407), (5977, 70298), (11954, 35149)]