13129893

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1606

約数の個数: 36

約数和(自身を含む): 23237760

約数和(自身を除く): 10107867

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1567, 2793, 4701, 8379, 10969, 14103, 29773, 32907, 76783, 89319, 98721, 208411, 230349, 267957, 625233, 691047, 1458877, 1875699, 4376631, 13129893]

約数ペア:

[(1, 13129893), (3, 4376631), (7, 1875699), (9, 1458877), (19, 691047), (21, 625233), (49, 267957), (57, 230349), (63, 208411), (133, 98721), (147, 89319), (171, 76783), (399, 32907), (441, 29773), (931, 14103), (1197, 10969), (1567, 8379), (2793, 4701)]