26978503041

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9111281}}^1$

素因数の和:9111341

約数の個数: 24

約数和(自身を含む): 45483519744

約数和(自身を除く): 18505016703

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 9111281, 27333843, 63778967, 82001529, 191336901, 428230207, 574010703, 1284690621, 2997611449, 3854071863, 8992834347, 26978503041]

約数ペア:

[(1, 26978503041), (3, 8992834347), (7, 3854071863), (9, 2997611449), (21, 1284690621), (47, 574010703), (63, 428230207), (141, 191336901), (329, 82001529), (423, 63778967), (987, 27333843), (2961, 9111281)]