231631755

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 409812480

約数和(自身を除く): 178180725

約数列:

[1, 3, 5, 15, 19, 41, 43, 57, 95, 123, 129, 205, 215, 285, 461, 615, 645, 779, 817, 1383, 1763, 2305, 2337, 2451, 3895, 4085, 5289, 6915, 8759, 8815, 11685, 12255, 18901, 19823, 26277, 26445, 33497, 43795, 56703, 59469, 94505, 99115, 100491, 131385, 167485, 283515, 297345, 359119, 376637, 502455, 812743, 1077357, 1129911, 1795595, 1883185, 2438229, 4063715, 5386785, 5649555, 12191145, 15442117, 46326351, 77210585, 231631755]

約数ペア:

[(1, 231631755), (3, 77210585), (5, 46326351), (15, 15442117), (19, 12191145), (41, 5649555), (43, 5386785), (57, 4063715), (95, 2438229), (123, 1883185), (129, 1795595), (205, 1129911), (215, 1077357), (285, 812743), (461, 502455), (615, 376637), (645, 359119), (779, 297345), (817, 283515), (1383, 167485), (1763, 131385), (2305, 100491), (2337, 99115), (2451, 94505), (3895, 59469), (4085, 56703), (5289, 43795), (6915, 33497), (8759, 26445), (8815, 26277), (11685, 19823), (12255, 18901)]