72967815

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8231}}^1$

素因数の和:8439

約数の個数: 24

約数和(自身を含む): 127135008

約数和(自身を除く): 54167193

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 8231, 8865, 24693, 41155, 74079, 123465, 370395, 1621507, 4864521, 8107535, 14593563, 24322605, 72967815]

約数ペア:

[(1, 72967815), (3, 24322605), (5, 14593563), (9, 8107535), (15, 4864521), (45, 1621507), (197, 370395), (591, 123465), (985, 74079), (1773, 41155), (2955, 24693), (8231, 8865)]