2780455951

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{22853}}^1$

素因数の和:23071

約数の個数: 24

約数和(自身を含む): 3501598464

約数和(自身を除く): 721142513

約数列:

[1, 7, 13, 49, 91, 191, 637, 1337, 2483, 9359, 17381, 22853, 121667, 159971, 297089, 1119797, 2079623, 4364923, 14557361, 30554461, 56743999, 213881227, 397207993, 2780455951]

約数ペア:

[(1, 2780455951), (7, 397207993), (13, 213881227), (49, 56743999), (91, 30554461), (191, 14557361), (637, 4364923), (1337, 2079623), (2483, 1119797), (9359, 297089), (17381, 159971), (22853, 121667)]