281525428

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{31547}}^1$

素因数の和:31671

約数の個数: 24

約数和(自身を含む): 519406272

約数和(自身を除く): 237880844

約数列:

[1, 2, 4, 23, 46, 92, 97, 194, 388, 2231, 4462, 8924, 31547, 63094, 126188, 725581, 1451162, 2902324, 3060059, 6120118, 12240236, 70381357, 140762714, 281525428]

約数ペア:

[(1, 281525428), (2, 140762714), (4, 70381357), (23, 12240236), (46, 6120118), (92, 3060059), (97, 2902324), (194, 1451162), (388, 725581), (2231, 126188), (4462, 63094), (8924, 31547)]