219379252

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{1723}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 388589600

約数和(自身を除く): 169210348

約数列:

[1, 2, 4, 139, 229, 278, 458, 556, 916, 1723, 3446, 6892, 31831, 63662, 127324, 239497, 394567, 478994, 789134, 957988, 1578268, 54844813, 109689626, 219379252]

約数ペア:

[(1, 219379252), (2, 109689626), (4, 54844813), (139, 1578268), (229, 957988), (278, 789134), (458, 478994), (556, 394567), (916, 239497), (1723, 127324), (3446, 63662), (6892, 31831)]