127980378

素因数分解:

$2^1\times 3^3\times {\mathrm{2370007}}^1$

素因数の和:2370018

約数の個数: 16

約数和(自身を含む): 284400960

約数和(自身を除く): 156420582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2370007, 4740014, 7110021, 14220042, 21330063, 42660126, 63990189, 127980378]

約数ペア:

[(1, 127980378), (2, 63990189), (3, 42660126), (6, 21330063), (9, 14220042), (18, 7110021), (27, 4740014), (54, 2370007)]