51217366977

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1\times {\mathrm{19577}}^1$

素因数の和:20038

約数の個数: 48

約数和(自身を含む): 85467837312

約数和(自身を除く): 34250470335

約数列:

[1, 3, 7, 9, 21, 63, 131, 317, 393, 917, 951, 1179, 2219, 2751, 2853, 6657, 8253, 19577, 19971, 41527, 58731, 124581, 137039, 176193, 290689, 373743, 411117, 872067, 1233351, 2564587, 2616201, 6205909, 7693761, 17952109, 18617727, 23081283, 43441363, 53856327, 55853181, 130324089, 161568981, 390972267, 812974079, 2438922237, 5690818553, 7316766711, 17072455659, 51217366977]

約数ペア:

[(1, 51217366977), (3, 17072455659), (7, 7316766711), (9, 5690818553), (21, 2438922237), (63, 812974079), (131, 390972267), (317, 161568981), (393, 130324089), (917, 55853181), (951, 53856327), (1179, 43441363), (2219, 23081283), (2751, 18617727), (2853, 17952109), (6657, 7693761), (8253, 6205909), (19577, 2616201), (19971, 2564587), (41527, 1233351), (58731, 872067), (124581, 411117), (137039, 373743), (176193, 290689)]