15420141

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 25945920

約数和(自身を除く): 10525779

約数列:

[1, 3, 9, 11, 29, 33, 41, 87, 99, 123, 131, 261, 319, 369, 393, 451, 957, 1179, 1189, 1353, 1441, 2871, 3567, 3799, 4059, 4323, 5371, 10701, 11397, 12969, 13079, 16113, 34191, 39237, 41789, 48339, 59081, 117711, 125367, 155759, 177243, 376101, 467277, 531729, 1401831, 1713349, 5140047, 15420141]

約数ペア:

[(1, 15420141), (3, 5140047), (9, 1713349), (11, 1401831), (29, 531729), (33, 467277), (41, 376101), (87, 177243), (99, 155759), (123, 125367), (131, 117711), (261, 59081), (319, 48339), (369, 41789), (393, 39237), (451, 34191), (957, 16113), (1179, 13079), (1189, 12969), (1353, 11397), (1441, 10701), (2871, 5371), (3567, 4323), (3799, 4059)]