390685356

素因数分解:

$2^2\times 3^4\times {\mathrm{1205819}}^1$

素因数の和:1205835

約数の個数: 30

約数和(自身を含む): 1021329540

約数和(自身を除く): 630644184

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1205819, 2411638, 3617457, 4823276, 7234914, 10852371, 14469828, 21704742, 32557113, 43409484, 65114226, 97671339, 130228452, 195342678, 390685356]

約数ペア:

[(1, 390685356), (2, 195342678), (3, 130228452), (4, 97671339), (6, 65114226), (9, 43409484), (12, 32557113), (18, 21704742), (27, 14469828), (36, 10852371), (54, 7234914), (81, 4823276), (108, 3617457), (162, 2411638), (324, 1205819)]