15691640865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{35729}}^1$

素因数の和:35846

約数の個数: 64

約数和(自身を含む): 27989452800

約数和(自身を除く): 12297811935

約数列:

[1, 3, 5, 15, 19, 23, 57, 67, 69, 95, 115, 201, 285, 335, 345, 437, 1005, 1273, 1311, 1541, 2185, 3819, 4623, 6365, 6555, 7705, 19095, 23115, 29279, 35729, 87837, 107187, 146395, 178645, 439185, 535935, 678851, 821767, 2036553, 2393843, 2465301, 3394255, 4108835, 7181529, 10182765, 11969215, 12326505, 15613573, 35907645, 45483017, 46840719, 55058389, 78067865, 136449051, 165175167, 227415085, 234203595, 275291945, 682245255, 825875835, 1046109391, 3138328173, 5230546955, 15691640865]

約数ペア:

[(1, 15691640865), (3, 5230546955), (5, 3138328173), (15, 1046109391), (19, 825875835), (23, 682245255), (57, 275291945), (67, 234203595), (69, 227415085), (95, 165175167), (115, 136449051), (201, 78067865), (285, 55058389), (335, 46840719), (345, 45483017), (437, 35907645), (1005, 15613573), (1273, 12326505), (1311, 11969215), (1541, 10182765), (2185, 7181529), (3819, 4108835), (4623, 3394255), (6365, 2465301), (6555, 2393843), (7705, 2036553), (19095, 821767), (23115, 678851), (29279, 535935), (35729, 439185), (87837, 178645), (107187, 146395)]