388703529

素因数分解:

$3^6\times {\mathrm{61}}^1\times {\mathrm{8741}}^1$

素因数の和:8820

約数の個数: 28

約数和(自身を含む): 592410372

約数和(自身を除く): 203706843

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 729, 1647, 4941, 8741, 14823, 26223, 44469, 78669, 236007, 533201, 708021, 1599603, 2124063, 4798809, 6372189, 14396427, 43189281, 129567843, 388703529]

約数ペア:

[(1, 388703529), (3, 129567843), (9, 43189281), (27, 14396427), (61, 6372189), (81, 4798809), (183, 2124063), (243, 1599603), (549, 708021), (729, 533201), (1647, 236007), (4941, 78669), (8741, 44469), (14823, 26223)]