12650638

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 26127360

約数和(自身を除く): 13476722

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 89, 91, 142, 143, 154, 178, 182, 286, 497, 623, 781, 923, 979, 994, 1001, 1157, 1246, 1562, 1846, 1958, 2002, 2314, 5467, 6319, 6461, 6853, 8099, 10153, 10934, 12638, 12727, 12922, 13706, 16198, 20306, 25454, 44233, 69509, 71071, 82147, 88466, 89089, 139018, 142142, 164294, 178178, 486563, 575029, 903617, 973126, 1150058, 1807234, 6325319, 12650638]

約数ペア:

[(1, 12650638), (2, 6325319), (7, 1807234), (11, 1150058), (13, 973126), (14, 903617), (22, 575029), (26, 486563), (71, 178178), (77, 164294), (89, 142142), (91, 139018), (142, 89089), (143, 88466), (154, 82147), (178, 71071), (182, 69509), (286, 44233), (497, 25454), (623, 20306), (781, 16198), (923, 13706), (979, 12922), (994, 12727), (1001, 12638), (1157, 10934), (1246, 10153), (1562, 8099), (1846, 6853), (1958, 6461), (2002, 6319), (2314, 5467)]