81676305

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44269}}^1$

素因数の和:44321

約数の個数: 24

約数和(自身を含む): 145028520

約数和(自身を除く): 63352215

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 44269, 132807, 221345, 398421, 664035, 1815029, 1992105, 5445087, 9075145, 16335261, 27225435, 81676305]

約数ペア:

[(1, 81676305), (3, 27225435), (5, 16335261), (9, 9075145), (15, 5445087), (41, 1992105), (45, 1815029), (123, 664035), (205, 398421), (369, 221345), (615, 132807), (1845, 44269)]