49914991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 62742528

約数和(自身を除く): 12827537

約数列:

[1, 7, 23, 31, 73, 137, 161, 217, 511, 713, 959, 1679, 2263, 3151, 4247, 4991, 10001, 11753, 15841, 22057, 29729, 52049, 70007, 97681, 230023, 310031, 364343, 683767, 1610161, 2170217, 7130713, 49914991]

約数ペア:

[(1, 49914991), (7, 7130713), (23, 2170217), (31, 1610161), (73, 683767), (137, 364343), (161, 310031), (217, 230023), (511, 97681), (713, 70007), (959, 52049), (1679, 29729), (2263, 22057), (3151, 15841), (4247, 11753), (4991, 10001)]