129428068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{420221}}^1$

素因数の和:420243

約数の個数: 24

約数和(自身を含む): 282389184

約数和(自身を除く): 152961116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 420221, 840442, 1680884, 2941547, 4622431, 5883094, 9244862, 11766188, 18489724, 32357017, 64714034, 129428068]

約数ペア:

[(1, 129428068), (2, 64714034), (4, 32357017), (7, 18489724), (11, 11766188), (14, 9244862), (22, 5883094), (28, 4622431), (44, 2941547), (77, 1680884), (154, 840442), (308, 420221)]