25311159

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 37994112

約数和(自身を除く): 12682953

約数列:

[1, 3, 9, 31, 93, 257, 279, 353, 771, 1059, 2313, 3177, 7967, 10943, 23901, 32829, 71703, 90721, 98487, 272163, 816489, 2812351, 8437053, 25311159]

約数ペア:

[(1, 25311159), (3, 8437053), (9, 2812351), (31, 816489), (93, 272163), (257, 98487), (279, 90721), (353, 71703), (771, 32829), (1059, 23901), (2313, 10943), (3177, 7967)]