123478052

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{1069}}^1$

素因数の和:1571

約数の個数: 24

約数和(自身を含む): 220026240

約数和(自身を除く): 96548188

約数列:

[1, 2, 4, 67, 134, 268, 431, 862, 1069, 1724, 2138, 4276, 28877, 57754, 71623, 115508, 143246, 286492, 460739, 921478, 1842956, 30869513, 61739026, 123478052]

約数ペア:

[(1, 123478052), (2, 61739026), (4, 30869513), (67, 1842956), (134, 921478), (268, 460739), (431, 286492), (862, 143246), (1069, 115508), (1724, 71623), (2138, 57754), (4276, 28877)]