243363705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1248019}}^1$

素因数の和:1248040

約数の個数: 16

約数和(自身を含む): 419334720

約数和(自身を除く): 175971015

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1248019, 3744057, 6240095, 16224247, 18720285, 48672741, 81121235, 243363705]

約数ペア:

[(1, 243363705), (3, 81121235), (5, 48672741), (13, 18720285), (15, 16224247), (39, 6240095), (65, 3744057), (195, 1248019)]