281050772

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{1013}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 496860000

約数和(自身を除く): 215809228

約数列:

[1, 2, 4, 139, 278, 499, 556, 998, 1013, 1996, 2026, 4052, 69361, 138722, 140807, 277444, 281614, 505487, 563228, 1010974, 2021948, 70262693, 140525386, 281050772]

約数ペア:

[(1, 281050772), (2, 140525386), (4, 70262693), (139, 2021948), (278, 1010974), (499, 563228), (556, 505487), (998, 281614), (1013, 277444), (1996, 140807), (2026, 138722), (4052, 69361)]