15321878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 27246240

約数和(自身を除く): 11924362

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 317, 338, 634, 1859, 2197, 3487, 3718, 4121, 4394, 6974, 8242, 24167, 45331, 48334, 53573, 90662, 107146, 589303, 696449, 1178606, 1392898, 7660939, 15321878]

約数ペア:

[(1, 15321878), (2, 7660939), (11, 1392898), (13, 1178606), (22, 696449), (26, 589303), (143, 107146), (169, 90662), (286, 53573), (317, 48334), (338, 45331), (634, 24167), (1859, 8242), (2197, 6974), (3487, 4394), (3718, 4121)]