201538945

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{1543}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 245014272

約数和(自身を除く): 43475327

約数列:

[1, 5, 151, 173, 755, 865, 1543, 7715, 26123, 130615, 232993, 266939, 1164965, 1334695, 40307789, 201538945]

約数ペア:

[(1, 201538945), (5, 40307789), (151, 1334695), (173, 1164965), (755, 266939), (865, 232993), (1543, 130615), (7715, 26123)]