72087021

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3001}}^1$

素因数の和:3181

約数の個数: 24

約数和(自身を含む): 110989944

約数和(自身を除く): 38902923

約数列:

[1, 3, 9, 17, 51, 153, 157, 471, 1413, 2669, 3001, 8007, 9003, 24021, 27009, 51017, 153051, 459153, 471157, 1413471, 4240413, 8009669, 24029007, 72087021]

約数ペア:

[(1, 72087021), (3, 24029007), (9, 8009669), (17, 4240413), (51, 1413471), (153, 471157), (157, 459153), (471, 153051), (1413, 51017), (2669, 27009), (3001, 24021), (8007, 9003)]