157090227

素因数分解:

$3^1\times 7^4\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 247787664

約数和(自身を除く): 90697437

約数列:

[1, 3, 7, 21, 49, 113, 147, 193, 339, 343, 579, 791, 1029, 1351, 2373, 2401, 4053, 5537, 7203, 9457, 16611, 21809, 28371, 38759, 65427, 66199, 116277, 152663, 198597, 271313, 457989, 463393, 813939, 1068641, 1390179, 3205923, 7480487, 22441461, 52363409, 157090227]

約数ペア:

[(1, 157090227), (3, 52363409), (7, 22441461), (21, 7480487), (49, 3205923), (113, 1390179), (147, 1068641), (193, 813939), (339, 463393), (343, 457989), (579, 271313), (791, 198597), (1029, 152663), (1351, 116277), (2373, 66199), (2401, 65427), (4053, 38759), (5537, 28371), (7203, 21809), (9457, 16611)]