289887735

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 472227840

約数和(自身を除く): 182340105

約数列:

[1, 3, 5, 15, 79, 223, 237, 395, 669, 1097, 1115, 1185, 3291, 3345, 5485, 16455, 17617, 52851, 86663, 88085, 244631, 259989, 264255, 433315, 733893, 1223155, 1299945, 3669465, 19325849, 57977547, 96629245, 289887735]

約数ペア:

[(1, 289887735), (3, 96629245), (5, 57977547), (15, 19325849), (79, 3669465), (223, 1299945), (237, 1223155), (395, 733893), (669, 433315), (1097, 264255), (1115, 259989), (1185, 244631), (3291, 88085), (3345, 86663), (5485, 52851), (16455, 17617)]