213520138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{432227}}^1$

素因数の和:432261

約数の個数: 16

約数和(自身を含む): 363071520

約数和(自身を除く): 149551382

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 432227, 864454, 5618951, 8212313, 11237902, 16424626, 106760069, 213520138]

約数ペア:

[(1, 213520138), (2, 106760069), (13, 16424626), (19, 11237902), (26, 8212313), (38, 5618951), (247, 864454), (494, 432227)]