17928339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 29729280

約数和(自身を除く): 11800941

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 79, 143, 237, 253, 299, 429, 529, 759, 869, 897, 1027, 1587, 1817, 2607, 3081, 3289, 5451, 5819, 6877, 9867, 11297, 17457, 19987, 20631, 23621, 33891, 41791, 59961, 70863, 75647, 125373, 226941, 259831, 459701, 543283, 779493, 1379103, 1629849, 5976113, 17928339]

約数ペア:

[(1, 17928339), (3, 5976113), (11, 1629849), (13, 1379103), (23, 779493), (33, 543283), (39, 459701), (69, 259831), (79, 226941), (143, 125373), (237, 75647), (253, 70863), (299, 59961), (429, 41791), (529, 33891), (759, 23621), (869, 20631), (897, 19987), (1027, 17457), (1587, 11297), (1817, 9867), (2607, 6877), (3081, 5819), (3289, 5451)]