145581009

素因数分解:

$3^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{2017}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 226371168

約数和(自身を除く): 80790159

約数列:

[1, 3, 7, 21, 49, 147, 491, 1473, 2017, 3437, 6051, 10311, 14119, 24059, 42357, 72177, 98833, 296499, 990347, 2971041, 6932429, 20797287, 48527003, 145581009]

約数ペア:

[(1, 145581009), (3, 48527003), (7, 20797287), (21, 6932429), (49, 2971041), (147, 990347), (491, 296499), (1473, 98833), (2017, 72177), (3437, 42357), (6051, 24059), (10311, 14119)]