421196481

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{2081}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 624033696

約数和(自身を除く): 202837215

約数列:

[1, 3, 9, 43, 129, 387, 523, 1569, 2081, 4707, 6243, 18729, 22489, 67467, 89483, 202401, 268449, 805347, 1088363, 3265089, 9795267, 46799609, 140398827, 421196481]

約数ペア:

[(1, 421196481), (3, 140398827), (9, 46799609), (43, 9795267), (129, 3265089), (387, 1088363), (523, 805347), (1569, 268449), (2081, 202401), (4707, 89483), (6243, 67467), (18729, 22489)]