15208538373

素因数分解:

$3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{195787}}^1$

素因数の和:195943

約数の個数: 40

約数和(自身を含む): 26154144192

約数和(自身を除く): 10945605819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 189, 411, 567, 959, 1233, 2877, 3699, 8631, 11097, 25893, 77679, 195787, 587361, 1370509, 1762083, 4111527, 5286249, 12334581, 15858747, 26822819, 37003743, 80468457, 111011229, 187759733, 241405371, 563279199, 724216113, 1689837597, 2172648339, 5069512791, 15208538373]

約数ペア:

[(1, 15208538373), (3, 5069512791), (7, 2172648339), (9, 1689837597), (21, 724216113), (27, 563279199), (63, 241405371), (81, 187759733), (137, 111011229), (189, 80468457), (411, 37003743), (567, 26822819), (959, 15858747), (1233, 12334581), (2877, 5286249), (3699, 4111527), (8631, 1762083), (11097, 1370509), (25893, 587361), (77679, 195787)]