207879715

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{6977}}^1$

素因数の和:7142

約数の個数: 16

約数和(自身を含む): 256232160

約数和(自身を除く): 48352445

約数列:

[1, 5, 59, 101, 295, 505, 5959, 6977, 29795, 34885, 411643, 704677, 2058215, 3523385, 41575943, 207879715]

約数ペア:

[(1, 207879715), (5, 41575943), (59, 3523385), (101, 2058215), (295, 704677), (505, 411643), (5959, 34885), (6977, 29795)]