53009905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42923}}^1$

素因数の和:42960

約数の個数: 16

約数和(自身を含む): 72112320

約数和(自身を除く): 19102415

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 42923, 214615, 557999, 815537, 2789995, 4077685, 10601981, 53009905]

約数ペア:

[(1, 53009905), (5, 10601981), (13, 4077685), (19, 2789995), (65, 815537), (95, 557999), (247, 214615), (1235, 42923)]