207900905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{19259}}^1$

素因数の和:19408

約数の個数: 16

約数和(自身を含む): 266250240

約数和(自身を除く): 58349335

約数列:

[1, 5, 17, 85, 127, 635, 2159, 10795, 19259, 96295, 327403, 1637015, 2445893, 12229465, 41580181, 207900905]

約数ペア:

[(1, 207900905), (5, 41580181), (17, 12229465), (85, 2445893), (127, 1637015), (635, 327403), (2159, 96295), (10795, 19259)]