639909832321

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7703}}^1\times {\mathrm{118169}}^1$

素因数の和:125928

約数の個数: 16

約数和(自身を含む): 691890076800

約数和(自身を除く): 51980244479

約数列:

[1, 19, 37, 703, 7703, 118169, 146357, 285011, 2245211, 4372253, 5415209, 83072807, 910255807, 17294860333, 33679464859, 639909832321]

約数ペア:

[(1, 639909832321), (19, 33679464859), (37, 17294860333), (703, 910255807), (7703, 83072807), (118169, 5415209), (146357, 4372253), (285011, 2245211)]