51506169

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 35585031

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 71, 89, 143, 209, 213, 247, 267, 429, 627, 741, 781, 923, 979, 1157, 1349, 1691, 2343, 2717, 2769, 2937, 3471, 4047, 5073, 6319, 8151, 10153, 12727, 14839, 17537, 18601, 18957, 21983, 30459, 38181, 44517, 52611, 55803, 65949, 69509, 82147, 120061, 192907, 208527, 241813, 246441, 360183, 578721, 725439, 903617, 1320671, 1560793, 2710851, 3962013, 4682379, 17168723, 51506169]

約数ペア:

[(1, 51506169), (3, 17168723), (11, 4682379), (13, 3962013), (19, 2710851), (33, 1560793), (39, 1320671), (57, 903617), (71, 725439), (89, 578721), (143, 360183), (209, 246441), (213, 241813), (247, 208527), (267, 192907), (429, 120061), (627, 82147), (741, 69509), (781, 65949), (923, 55803), (979, 52611), (1157, 44517), (1349, 38181), (1691, 30459), (2343, 21983), (2717, 18957), (2769, 18601), (2937, 17537), (3471, 14839), (4047, 12727), (5073, 10153), (6319, 8151)]