51920414

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 103130496

約数和(自身を除く): 51210082

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 97, 119, 173, 182, 194, 221, 238, 346, 442, 679, 1211, 1261, 1358, 1547, 1649, 2249, 2422, 2522, 2941, 3094, 3298, 4498, 5882, 8827, 11543, 15743, 16781, 17654, 20587, 21437, 23086, 31486, 33562, 38233, 41174, 42874, 76466, 117467, 150059, 218153, 234934, 267631, 285277, 300118, 436306, 535262, 570554, 1527071, 1996939, 3054142, 3708601, 3993878, 7417202, 25960207, 51920414]

約数ペア:

[(1, 51920414), (2, 25960207), (7, 7417202), (13, 3993878), (14, 3708601), (17, 3054142), (26, 1996939), (34, 1527071), (91, 570554), (97, 535262), (119, 436306), (173, 300118), (182, 285277), (194, 267631), (221, 234934), (238, 218153), (346, 150059), (442, 117467), (679, 76466), (1211, 42874), (1261, 41174), (1358, 38233), (1547, 33562), (1649, 31486), (2249, 23086), (2422, 21437), (2522, 20587), (2941, 17654), (3094, 16781), (3298, 15743), (4498, 11543), (5882, 8827)]