989843571

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1091}}^1$

素因数の和:1613

約数の個数: 40

約数和(自身を含む): 1547529984

約数和(自身を除く): 557686413

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 487, 621, 1091, 1461, 1863, 3273, 4383, 9819, 11201, 13149, 25093, 29457, 33603, 39447, 75279, 88371, 100809, 225837, 302427, 531317, 677511, 907281, 1593951, 2032533, 4781853, 12220291, 14345559, 36660873, 43036677, 109982619, 329947857, 989843571]

約数ペア:

[(1, 989843571), (3, 329947857), (9, 109982619), (23, 43036677), (27, 36660873), (69, 14345559), (81, 12220291), (207, 4781853), (487, 2032533), (621, 1593951), (1091, 907281), (1461, 677511), (1863, 531317), (3273, 302427), (4383, 225837), (9819, 100809), (11201, 88371), (13149, 75279), (25093, 39447), (29457, 33603)]