17970953

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1381}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 24278976

約数和(自身を除く): 6308023

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1381, 1859, 9667, 13013, 15191, 17953, 106337, 125671, 197483, 233389, 1382381, 1633723, 2567279, 17970953]

約数ペア:

[(1, 17970953), (7, 2567279), (11, 1633723), (13, 1382381), (77, 233389), (91, 197483), (143, 125671), (169, 106337), (1001, 17953), (1183, 15191), (1381, 13013), (1859, 9667)]