1281931718

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{2477}}^1\times {\mathrm{8923}}^1$

素因数の和:11431

約数の個数: 16

約数和(自身を含む): 1990230480

約数和(自身を除く): 708298762

約数列:

[1, 2, 29, 58, 2477, 4954, 8923, 17846, 71833, 143666, 258767, 517534, 22102271, 44204542, 640965859, 1281931718]

約数ペア:

[(1, 1281931718), (2, 640965859), (29, 44204542), (58, 22102271), (2477, 517534), (4954, 258767), (8923, 143666), (17846, 71833)]