1087988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 2110080

約数和(自身を除く): 1022092

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 313, 316, 626, 869, 1252, 1738, 3443, 3476, 6886, 13772, 24727, 49454, 98908, 271997, 543994, 1087988]

約数ペア:

[(1, 1087988), (2, 543994), (4, 271997), (11, 98908), (22, 49454), (44, 24727), (79, 13772), (158, 6886), (313, 3476), (316, 3443), (626, 1738), (869, 1252)]