255387734

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{1667}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 453482496

約数和(自身を除く): 198094762

約数列:

[1, 2, 7, 14, 31, 62, 217, 353, 434, 706, 1667, 2471, 3334, 4942, 10943, 11669, 21886, 23338, 51677, 76601, 103354, 153202, 361739, 588451, 723478, 1176902, 4119157, 8238314, 18241981, 36483962, 127693867, 255387734]

約数ペア:

[(1, 255387734), (2, 127693867), (7, 36483962), (14, 18241981), (31, 8238314), (62, 4119157), (217, 1176902), (353, 723478), (434, 588451), (706, 361739), (1667, 153202), (2471, 103354), (3334, 76601), (4942, 51677), (10943, 23338), (11669, 21886)]