203438915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{82531}}^1$

素因数の和:82582

約数の個数: 16

約数和(自身を含む): 267403680

約数和(自身を除く): 63964765

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 82531, 412655, 1403027, 2393399, 7015135, 11966995, 40687783, 203438915]

約数ペア:

[(1, 203438915), (5, 40687783), (17, 11966995), (29, 7015135), (85, 2393399), (145, 1403027), (493, 412655), (2465, 82531)]