38947131

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{541}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 59468240

約数和(自身を除く): 20521109

約数列:

[1, 3, 9, 19, 57, 171, 421, 541, 1263, 1623, 3789, 4869, 7999, 10279, 23997, 30837, 71991, 92511, 227761, 683283, 2049849, 4327459, 12982377, 38947131]

約数ペア:

[(1, 38947131), (3, 12982377), (9, 4327459), (19, 2049849), (57, 683283), (171, 227761), (421, 92511), (541, 71991), (1263, 30837), (1623, 23997), (3789, 10279), (4869, 7999)]