8213972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1153}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 15606696

約数和(自身を除く): 7392724

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1153, 1781, 2306, 3562, 4612, 7124, 14989, 29978, 59956, 157961, 315922, 631844, 2053493, 4106986, 8213972]

約数ペア:

[(1, 8213972), (2, 4106986), (4, 2053493), (13, 631844), (26, 315922), (52, 157961), (137, 59956), (274, 29978), (548, 14989), (1153, 7124), (1781, 4612), (2306, 3562)]