180910079

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 220938240

約数和(自身を除く): 40028161

約数列:

[1, 7, 31, 61, 79, 173, 217, 427, 553, 1211, 1891, 2449, 4819, 5363, 10553, 13237, 13667, 17143, 33733, 37541, 73871, 95669, 149389, 327143, 423677, 833687, 1045723, 2290001, 2965739, 5835809, 25844297, 180910079]

約数ペア:

[(1, 180910079), (7, 25844297), (31, 5835809), (61, 2965739), (79, 2290001), (173, 1045723), (217, 833687), (427, 423677), (553, 327143), (1211, 149389), (1891, 95669), (2449, 73871), (4819, 37541), (5363, 33733), (10553, 17143), (13237, 13667)]