81076185

素因数分解:

$3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4493}}^1$

素因数の和:4905

約数の個数: 24

約数和(自身を含む): 140913864

約数和(自身を除く): 59837679

約数列:

[1, 3, 5, 9, 15, 45, 401, 1203, 2005, 3609, 4493, 6015, 13479, 18045, 22465, 40437, 67395, 202185, 1801693, 5405079, 9008465, 16215237, 27025395, 81076185]

約数ペア:

[(1, 81076185), (3, 27025395), (5, 16215237), (9, 9008465), (15, 5405079), (45, 1801693), (401, 202185), (1203, 67395), (2005, 40437), (3609, 22465), (4493, 18045), (6015, 13479)]