123039021

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{13049}}^1$

素因数の和:13508

約数の個数: 16

約数和(自身を含む): 187920000

約数和(自身を除く): 64880979

約数列:

[1, 3, 7, 21, 449, 1347, 3143, 9429, 13049, 39147, 91343, 274029, 5859001, 17577003, 41013007, 123039021]

約数ペア:

[(1, 123039021), (3, 41013007), (7, 17577003), (21, 5859001), (449, 274029), (1347, 91343), (3143, 39147), (9429, 13049)]