72027215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65183}}^1$

素因数の和:65218

約数の個数: 16

約数和(自身を含む): 98558208

約数和(自身を除く): 26530993

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65183, 325915, 847379, 1108111, 4236895, 5540555, 14405443, 72027215]

約数ペア:

[(1, 72027215), (5, 14405443), (13, 5540555), (17, 4236895), (65, 1108111), (85, 847379), (221, 325915), (1105, 65183)]