639286056

素因数分解:

$2^3\times 3^2\times {\mathrm{8878973}}^1$

素因数の和:8878985

約数の個数: 24

約数和(自身を含む): 1731399930

約数和(自身を除く): 1092113874

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8878973, 17757946, 26636919, 35515892, 53273838, 71031784, 79910757, 106547676, 159821514, 213095352, 319643028, 639286056]

約数ペア:

[(1, 639286056), (2, 319643028), (3, 213095352), (4, 159821514), (6, 106547676), (8, 79910757), (9, 71031784), (12, 53273838), (18, 35515892), (24, 26636919), (36, 17757946), (72, 8878973)]