161794161

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{8731}}^1$

素因数の和:8837

約数の個数: 24

約数和(自身を含む): 245194560

約数和(自身を除く): 83400399

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 6177, 8731, 18531, 26193, 78579, 253199, 619901, 759597, 1859703, 2278791, 5579109, 17977129, 53931387, 161794161]

約数ペア:

[(1, 161794161), (3, 53931387), (9, 17977129), (29, 5579109), (71, 2278791), (87, 1859703), (213, 759597), (261, 619901), (639, 253199), (2059, 78579), (6177, 26193), (8731, 18531)]