81497985

素因数分解:

$3^1\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{4157}}^1$

素因数の和:5472

約数の個数: 16

約数和(自身を含む): 130527936

約数和(自身を除く): 49029951

約数列:

[1, 3, 5, 15, 1307, 3921, 4157, 6535, 12471, 19605, 20785, 62355, 5433199, 16299597, 27165995, 81497985]

約数ペア:

[(1, 81497985), (3, 27165995), (5, 16299597), (15, 5433199), (1307, 62355), (3921, 20785), (4157, 19605), (6535, 12471)]