208077903

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5431}}^1$

素因数の和:5497

約数の個数: 40

約数和(自身を含む): 347039616

約数和(自身を除く): 138961713

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 129, 297, 387, 473, 891, 1161, 1419, 3483, 4257, 5431, 12771, 16293, 38313, 48879, 59741, 146637, 179223, 233533, 439911, 537669, 700599, 1613007, 2101797, 2568863, 4839021, 6305391, 7706589, 18916173, 23119767, 69359301, 208077903]

約数ペア:

[(1, 208077903), (3, 69359301), (9, 23119767), (11, 18916173), (27, 7706589), (33, 6305391), (43, 4839021), (81, 2568863), (99, 2101797), (129, 1613007), (297, 700599), (387, 537669), (473, 439911), (891, 233533), (1161, 179223), (1419, 146637), (3483, 59741), (4257, 48879), (5431, 38313), (12771, 16293)]