16228121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1181}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 20122368

約数和(自身を除く): 3894247

約数列:

[1, 7, 13, 91, 151, 1057, 1181, 1963, 8267, 13741, 15353, 107471, 178331, 1248317, 2318303, 16228121]

約数ペア:

[(1, 16228121), (7, 2318303), (13, 1248317), (91, 178331), (151, 107471), (1057, 15353), (1181, 13741), (1963, 8267)]