219680937

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{27031}}^1$

素因数の和:27090

約数の個数: 32

約数和(自身を含む): 380610560

約数和(自身を除く): 160929623

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 27031, 81093, 189217, 243279, 567651, 729837, 1162333, 1702953, 3486999, 5108859, 8136331, 10460997, 24408993, 31382991, 73226979, 219680937]

約数ペア:

[(1, 219680937), (3, 73226979), (7, 31382991), (9, 24408993), (21, 10460997), (27, 8136331), (43, 5108859), (63, 3486999), (129, 1702953), (189, 1162333), (301, 729837), (387, 567651), (903, 243279), (1161, 189217), (2709, 81093), (8127, 27031)]