15487641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6967}}^1$

素因数の和:7005

約数の個数: 24

約数和(自身を含む): 25363520

約数和(自身を除く): 9875879

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 6967, 20901, 62703, 90571, 132373, 271713, 397119, 815139, 1191357, 1720849, 5162547, 15487641]

約数ペア:

[(1, 15487641), (3, 5162547), (9, 1720849), (13, 1191357), (19, 815139), (39, 397119), (57, 271713), (117, 132373), (171, 90571), (247, 62703), (741, 20901), (2223, 6967)]