161729218

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{11657}}^1$

素因数の和:12657

約数の個数: 16

約数和(自身を含む): 277553664

約数和(自身を除く): 115824446

約数列:

[1, 2, 7, 14, 991, 1982, 6937, 11657, 13874, 23314, 81599, 163198, 11552087, 23104174, 80864609, 161729218]

約数ペア:

[(1, 161729218), (2, 80864609), (7, 23104174), (14, 11552087), (991, 163198), (1982, 81599), (6937, 23314), (11657, 13874)]