401680947

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{773}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 593837568

約数和(自身を除く): 192156621

約数列:

[1, 3, 17, 23, 51, 69, 391, 443, 773, 1173, 1329, 2319, 7531, 10189, 13141, 17779, 22593, 30567, 39423, 53337, 173213, 302243, 342439, 519639, 906729, 1027317, 5821463, 7876097, 17464389, 23628291, 133893649, 401680947]

約数ペア:

[(1, 401680947), (3, 133893649), (17, 23628291), (23, 17464389), (51, 7876097), (69, 5821463), (391, 1027317), (443, 906729), (773, 519639), (1173, 342439), (1329, 302243), (2319, 173213), (7531, 53337), (10189, 39423), (13141, 30567), (17779, 22593)]