420396386

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{7411}}^1$

素因数の和:7777

約数の個数: 16

約数和(自身を含む): 638795808

約数和(自身を除く): 218399422

約数列:

[1, 2, 113, 226, 251, 502, 7411, 14822, 28363, 56726, 837443, 1674886, 1860161, 3720322, 210198193, 420396386]

約数ペア:

[(1, 420396386), (2, 210198193), (113, 3720322), (226, 1860161), (251, 1674886), (502, 837443), (7411, 56726), (14822, 28363)]