251012358

素因数分解:

$2^1\times 3^4\times {\mathrm{1549459}}^1$

素因数の和:1549473

約数の個数: 20

約数和(自身を含む): 562453980

約数和(自身を除く): 311441622

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1549459, 3098918, 4648377, 9296754, 13945131, 27890262, 41835393, 83670786, 125506179, 251012358]

約数ペア:

[(1, 251012358), (2, 125506179), (3, 83670786), (6, 41835393), (9, 27890262), (18, 13945131), (27, 9296754), (54, 4648377), (81, 3098918), (162, 1549459)]