217619478

素因数分解:

$2^1\times 3^2\times {\mathrm{1213}}^1\times {\mathrm{9967}}^1$

素因数の和:11188

約数の個数: 24

約数和(自身を含む): 471944928

約数和(自身を除く): 254325450

約数列:

[1, 2, 3, 6, 9, 18, 1213, 2426, 3639, 7278, 9967, 10917, 19934, 21834, 29901, 59802, 89703, 179406, 12089971, 24179942, 36269913, 72539826, 108809739, 217619478]

約数ペア:

[(1, 217619478), (2, 108809739), (3, 72539826), (6, 36269913), (9, 24179942), (18, 12089971), (1213, 179406), (2426, 89703), (3639, 59802), (7278, 29901), (9967, 21834), (10917, 19934)]