201851553

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1\times {\mathrm{743}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 271875456

約数和(自身を除く): 70023903

約数列:

[1, 3, 137, 411, 661, 743, 1983, 2229, 90557, 101791, 271671, 305373, 491123, 1473369, 67283851, 201851553]

約数ペア:

[(1, 201851553), (3, 67283851), (137, 1473369), (411, 491123), (661, 305373), (743, 271671), (1983, 101791), (2229, 90557)]