156720465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2311}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 298636416

約数和(自身を除く): 141915951

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 137, 165, 411, 495, 685, 1233, 1507, 2055, 2311, 4521, 6165, 6933, 7535, 11555, 13563, 20799, 22605, 25421, 34665, 67815, 76263, 103995, 127105, 228789, 316607, 381315, 949821, 1143945, 1583035, 2849463, 3482677, 4749105, 10448031, 14247315, 17413385, 31344093, 52240155, 156720465]

約数ペア:

[(1, 156720465), (3, 52240155), (5, 31344093), (9, 17413385), (11, 14247315), (15, 10448031), (33, 4749105), (45, 3482677), (55, 2849463), (99, 1583035), (137, 1143945), (165, 949821), (411, 381315), (495, 316607), (685, 228789), (1233, 127105), (1507, 103995), (2055, 76263), (2311, 67815), (4521, 34665), (6165, 25421), (6933, 22605), (7535, 20799), (11555, 13563)]