66985228

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2039}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 120637440

約数和(自身を除く): 53652212

約数列:

[1, 2, 4, 43, 86, 172, 191, 382, 764, 2039, 4078, 8156, 8213, 16426, 32852, 87677, 175354, 350708, 389449, 778898, 1557796, 16746307, 33492614, 66985228]

約数ペア:

[(1, 66985228), (2, 33492614), (4, 16746307), (43, 1557796), (86, 778898), (172, 389449), (191, 350708), (382, 175354), (764, 87677), (2039, 32852), (4078, 16426), (8156, 8213)]