201918479

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{971}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 235270656

約数和(自身を除く): 33352177

約数列:

[1, 7, 61, 427, 487, 971, 3409, 6797, 29707, 59231, 207949, 414617, 472877, 3310139, 28845497, 201918479]

約数ペア:

[(1, 201918479), (7, 28845497), (61, 3310139), (427, 472877), (487, 414617), (971, 207949), (3409, 59231), (6797, 29707)]