12981288

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{8867}}^1$

素因数の和:8937

約数の個数: 32

約数和(自身を含む): 32988960

約数和(自身を除く): 20007672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 8867, 17734, 26601, 35468, 53202, 70936, 106404, 212808, 540887, 1081774, 1622661, 2163548, 3245322, 4327096, 6490644, 12981288]

約数ペア:

[(1, 12981288), (2, 6490644), (3, 4327096), (4, 3245322), (6, 2163548), (8, 1622661), (12, 1081774), (24, 540887), (61, 212808), (122, 106404), (183, 70936), (244, 53202), (366, 35468), (488, 26601), (732, 17734), (1464, 8867)]