1988154001

素因数分解:

${\mathrm{41}}^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 2097166680

約数和(自身を除く): 109012679

約数列:

[1, 41, 89, 97, 137, 1681, 3649, 3977, 5617, 8633, 12193, 13289, 149609, 163057, 230297, 353953, 499913, 544849, 1182721, 14512073, 20496433, 22338809, 48491561, 1988154001]

約数ペア:

[(1, 1988154001), (41, 48491561), (89, 22338809), (97, 20496433), (137, 14512073), (1681, 1182721), (3649, 544849), (3977, 499913), (5617, 353953), (8633, 230297), (12193, 163057), (13289, 149609)]