137485556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{203381}}^1$

素因数の和:203411

約数の個数: 18

約数和(自身を含む): 260532342

約数和(自身を除く): 123046786

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 203381, 406762, 813524, 2643953, 5287906, 10575812, 34371389, 68742778, 137485556]

約数ペア:

[(1, 137485556), (2, 68742778), (4, 34371389), (13, 10575812), (26, 5287906), (52, 2643953), (169, 813524), (338, 406762), (676, 203381)]