419901986

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{2999}}^1$

素因数の和:3218

約数の個数: 32

約数和(自身を含む): 735264000

約数和(自身を除く): 315362014

約数列:

[1, 2, 7, 14, 73, 137, 146, 274, 511, 959, 1022, 1918, 2999, 5998, 10001, 20002, 20993, 41986, 70007, 140014, 218927, 410863, 437854, 821726, 1532489, 2876041, 3064978, 5752082, 29992999, 59985998, 209950993, 419901986]

約数ペア:

[(1, 419901986), (2, 209950993), (7, 59985998), (14, 29992999), (73, 5752082), (137, 3064978), (146, 2876041), (274, 1532489), (511, 821726), (959, 437854), (1022, 410863), (1918, 218927), (2999, 140014), (5998, 70007), (10001, 41986), (20002, 20993)]