1820228979

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{128629}}^1$

素因数の和:128774

約数の個数: 16

約数和(自身を含む): 2500567200

約数和(自身を除く): 680338221

約数列:

[1, 3, 53, 89, 159, 267, 4717, 14151, 128629, 385887, 6817337, 11447981, 20452011, 34343943, 606742993, 1820228979]

約数ペア:

[(1, 1820228979), (3, 606742993), (53, 34343943), (89, 20452011), (159, 11447981), (267, 6817337), (4717, 385887), (14151, 128629)]