405691011

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{455321}}^1$

素因数の和:455344

約数の個数: 20

約数和(自身を含む): 661127544

約数和(自身を除く): 255436533

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 455321, 1365963, 4097889, 5008531, 12293667, 15025593, 36881001, 45076779, 135230337, 405691011]

約数ペア:

[(1, 405691011), (3, 135230337), (9, 45076779), (11, 36881001), (27, 15025593), (33, 12293667), (81, 5008531), (99, 4097889), (297, 1365963), (891, 455321)]