172137029285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{155780117}}^1$

素因数の和:155780152

約数の個数: 16

約数和(自身を含む): 235539538416

約数和(自身を除く): 63402509131

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 155780117, 778900585, 2025141521, 2648261989, 10125707605, 13241309945, 34427405857, 172137029285]

約数ペア:

[(1, 172137029285), (5, 34427405857), (13, 13241309945), (17, 10125707605), (65, 2648261989), (85, 2025141521), (221, 778900585), (1105, 155780117)]