23321265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 44098560

約数和(自身を除く): 20777295

約数列:

[1, 3, 5, 11, 15, 19, 33, 43, 55, 57, 95, 129, 165, 173, 209, 215, 285, 473, 519, 627, 645, 817, 865, 1045, 1419, 1903, 2365, 2451, 2595, 3135, 3287, 4085, 5709, 7095, 7439, 8987, 9515, 9861, 12255, 16435, 22317, 26961, 28545, 36157, 37195, 44935, 49305, 81829, 108471, 111585, 134805, 141341, 180785, 245487, 409145, 424023, 542355, 706705, 1227435, 1554751, 2120115, 4664253, 7773755, 23321265]

約数ペア:

[(1, 23321265), (3, 7773755), (5, 4664253), (11, 2120115), (15, 1554751), (19, 1227435), (33, 706705), (43, 542355), (55, 424023), (57, 409145), (95, 245487), (129, 180785), (165, 141341), (173, 134805), (209, 111585), (215, 108471), (285, 81829), (473, 49305), (519, 44935), (627, 37195), (645, 36157), (817, 28545), (865, 26961), (1045, 22317), (1419, 16435), (1903, 12255), (2365, 9861), (2451, 9515), (2595, 8987), (3135, 7439), (3287, 7095), (4085, 5709)]