861972

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 2032800

約数和(自身を除く): 1170828

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 659, 1308, 1318, 1977, 2636, 3954, 7908, 71831, 143662, 215493, 287324, 430986, 861972]

約数ペア:

[(1, 861972), (2, 430986), (3, 287324), (4, 215493), (6, 143662), (12, 71831), (109, 7908), (218, 3954), (327, 2636), (436, 1977), (654, 1318), (659, 1308)]