15261939

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2447}}^1$

素因数の和:2477

約数の個数: 40

約数和(自身を含む): 28435968

約数和(自身を除く): 13174029

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 2447, 6237, 7341, 17129, 22023, 26917, 51387, 66069, 80751, 154161, 188419, 198207, 242253, 462483, 565257, 726759, 1387449, 1695771, 2180277, 5087313, 15261939]

約数ペア:

[(1, 15261939), (3, 5087313), (7, 2180277), (9, 1695771), (11, 1387449), (21, 726759), (27, 565257), (33, 462483), (63, 242253), (77, 198207), (81, 188419), (99, 154161), (189, 80751), (231, 66069), (297, 51387), (567, 26917), (693, 22023), (891, 17129), (2079, 7341), (2447, 6237)]