123881653

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{19009}}^1$

素因数の和:19049

約数の個数: 16

約数和(自身を含む): 152080000

約数和(自身を除く): 28198347

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 19009, 133063, 361171, 931441, 2528197, 6520087, 17697379, 123881653]

約数ペア:

[(1, 123881653), (7, 17697379), (19, 6520087), (49, 2528197), (133, 931441), (343, 361171), (931, 133063), (6517, 19009)]