161661404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{2113}}^1$

素因数の和:2765

約数の個数: 24

約数和(自身を含む): 292645248

約数和(自身を除く): 130983844

約数列:

[1, 2, 4, 31, 62, 124, 617, 1234, 2113, 2468, 4226, 8452, 19127, 38254, 65503, 76508, 131006, 262012, 1303721, 2607442, 5214884, 40415351, 80830702, 161661404]

約数ペア:

[(1, 161661404), (2, 80830702), (4, 40415351), (31, 5214884), (62, 2607442), (124, 1303721), (617, 262012), (1234, 131006), (2113, 76508), (2468, 65503), (4226, 38254), (8452, 19127)]