1900649855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{790291}}^1$

素因数の和:790346

約数の個数: 16

約数和(自身を含む): 2522612064

約数和(自身を除く): 621962209

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 790291, 3951455, 10273783, 29240767, 51368915, 146203835, 380129971, 1900649855]

約数ペア:

[(1, 1900649855), (5, 380129971), (13, 146203835), (37, 51368915), (65, 29240767), (185, 10273783), (481, 3951455), (2405, 790291)]