15805449

素因数分解:

$3^9\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 26217312

約数和(自身を除く): 10411863

約数列:

[1, 3, 9, 11, 27, 33, 73, 81, 99, 219, 243, 297, 657, 729, 803, 891, 1971, 2187, 2409, 2673, 5913, 6561, 7227, 8019, 17739, 19683, 21681, 24057, 53217, 65043, 72171, 159651, 195129, 216513, 478953, 585387, 1436859, 1756161, 5268483, 15805449]

約数ペア:

[(1, 15805449), (3, 5268483), (9, 1756161), (11, 1436859), (27, 585387), (33, 478953), (73, 216513), (81, 195129), (99, 159651), (219, 72171), (243, 65043), (297, 53217), (657, 24057), (729, 21681), (803, 19683), (891, 17739), (1971, 8019), (2187, 7227), (2409, 6561), (2673, 5913)]