12816975

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{2341}}^1$

素因数の和:2427

約数の個数: 24

約数和(自身を含む): 21490192

約数和(自身を除く): 8673217

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 2341, 5475, 7023, 11705, 35115, 58525, 170893, 175575, 512679, 854465, 2563395, 4272325, 12816975]

約数ペア:

[(1, 12816975), (3, 4272325), (5, 2563395), (15, 854465), (25, 512679), (73, 175575), (75, 170893), (219, 58525), (365, 35115), (1095, 11705), (1825, 7023), (2341, 5475)]