981001953205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1\times {\mathrm{19889}}^1$

素因数の和:21333

約数の個数: 32

約数和(自身を含む): 1232505331200

約数和(自身を除く): 251503377995

約数列:

[1, 5, 23, 115, 439, 977, 2195, 4885, 10097, 19889, 22471, 50485, 99445, 112355, 428903, 457447, 2144515, 2287235, 8731271, 9864769, 19431553, 43656355, 49323845, 97157765, 200819233, 446925719, 1004096165, 2234628595, 8530451767, 42652258835, 196200390641, 981001953205]

約数ペア:

[(1, 981001953205), (5, 196200390641), (23, 42652258835), (115, 8530451767), (439, 2234628595), (977, 1004096165), (2195, 446925719), (4885, 200819233), (10097, 97157765), (19889, 49323845), (22471, 43656355), (50485, 19431553), (99445, 9864769), (112355, 8731271), (428903, 2287235), (457447, 2144515)]