39872997

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 59346144

約数和(自身を除く): 19473147

約数列:

[1, 3, 9, 43, 129, 197, 387, 523, 591, 1569, 1773, 4707, 8471, 22489, 25413, 67467, 76239, 103031, 202401, 309093, 927279, 4430333, 13290999, 39872997]

約数ペア:

[(1, 39872997), (3, 13290999), (9, 4430333), (43, 927279), (129, 309093), (197, 202401), (387, 103031), (523, 76239), (591, 67467), (1569, 25413), (1773, 22489), (4707, 8471)]