128316378

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{689873}}^1$

素因数の和:689909

約数の個数: 16

約数和(自身を含む): 264911616

約数和(自身を除く): 136595238

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 689873, 1379746, 2069619, 4139238, 21386063, 42772126, 64158189, 128316378]

約数ペア:

[(1, 128316378), (2, 64158189), (3, 42772126), (6, 21386063), (31, 4139238), (62, 2069619), (93, 1379746), (186, 689873)]