400189153

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3923}}^1$

素因数の和:4021

約数の個数: 32

約数和(自身を含む): 527385600

約数和(自身を除く): 127196447

約数列:

[1, 7, 13, 19, 59, 91, 133, 247, 413, 767, 1121, 1729, 3923, 5369, 7847, 14573, 27461, 50999, 74537, 102011, 231457, 356993, 521759, 968981, 1620199, 3008941, 4397683, 6782867, 21062587, 30783781, 57169879, 400189153]

約数ペア:

[(1, 400189153), (7, 57169879), (13, 30783781), (19, 21062587), (59, 6782867), (91, 4397683), (133, 3008941), (247, 1620199), (413, 968981), (767, 521759), (1121, 356993), (1729, 231457), (3923, 102011), (5369, 74537), (7847, 50999), (14573, 27461)]