172980934

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{138829}}^1$

素因数の和:138927

約数の個数: 16

約数和(自身を含む): 299872800

約数和(自身を除く): 126891866

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 138829, 277658, 971803, 1943606, 12355781, 24711562, 86490467, 172980934]

約数ペア:

[(1, 172980934), (2, 86490467), (7, 24711562), (14, 12355781), (89, 1943606), (178, 971803), (623, 277658), (1246, 138829)]