28071921

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{947}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 38541888

約数和(自身を除く): 10469967

約数列:

[1, 3, 41, 123, 241, 723, 947, 2841, 9881, 29643, 38827, 116481, 228227, 684681, 9357307, 28071921]

約数ペア:

[(1, 28071921), (3, 9357307), (41, 684681), (123, 228227), (241, 116481), (723, 38827), (947, 29643), (2841, 9881)]