179901813

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2903}}^1$

素因数の和:3153

約数の個数: 32

約数和(自身を含む): 296626176

約数和(自身を除く): 116724363

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1589, 2903, 2951, 4767, 8709, 8853, 20321, 20657, 37739, 60963, 61971, 113217, 264173, 658981, 792519, 1976943, 4612867, 8566753, 13838601, 25700259, 59967271, 179901813]

約数ペア:

[(1, 179901813), (3, 59967271), (7, 25700259), (13, 13838601), (21, 8566753), (39, 4612867), (91, 1976943), (227, 792519), (273, 658981), (681, 264173), (1589, 113217), (2903, 61971), (2951, 60963), (4767, 37739), (8709, 20657), (8853, 20321)]