251013931

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{11981}}^1$

素因数の和:12102

約数の個数: 16

約数和(自身を含む): 297920448

約数和(自身を除く): 46906517

約数列:

[1, 7, 41, 73, 287, 511, 2993, 11981, 20951, 83867, 491221, 874613, 3438547, 6122291, 35859133, 251013931]

約数ペア:

[(1, 251013931), (7, 35859133), (41, 6122291), (73, 3438547), (287, 874613), (511, 491221), (2993, 83867), (11981, 20951)]