331364870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{1451}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 612523296

約数和(自身を除く): 281158426

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 557, 1114, 1451, 2785, 2902, 5570, 7255, 14510, 22837, 45674, 59491, 114185, 118982, 228370, 297455, 594910, 808207, 1616414, 4041035, 8082070, 33136487, 66272974, 165682435, 331364870]

約数ペア:

[(1, 331364870), (2, 165682435), (5, 66272974), (10, 33136487), (41, 8082070), (82, 4041035), (205, 1616414), (410, 808207), (557, 594910), (1114, 297455), (1451, 228370), (2785, 118982), (2902, 114185), (5570, 59491), (7255, 45674), (14510, 22837)]