47939508

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 128928800

約数和(自身を除く): 80989292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 109, 114, 171, 218, 228, 327, 342, 436, 643, 654, 684, 981, 1286, 1308, 1929, 1962, 2071, 2572, 3858, 3924, 4142, 5787, 6213, 7716, 8284, 11574, 12217, 12426, 18639, 23148, 24434, 24852, 36651, 37278, 48868, 70087, 73302, 74556, 109953, 140174, 146604, 210261, 219906, 280348, 420522, 439812, 630783, 841044, 1261566, 1331653, 2523132, 2663306, 3994959, 5326612, 7989918, 11984877, 15979836, 23969754, 47939508]

約数ペア:

[(1, 47939508), (2, 23969754), (3, 15979836), (4, 11984877), (6, 7989918), (9, 5326612), (12, 3994959), (18, 2663306), (19, 2523132), (36, 1331653), (38, 1261566), (57, 841044), (76, 630783), (109, 439812), (114, 420522), (171, 280348), (218, 219906), (228, 210261), (327, 146604), (342, 140174), (436, 109953), (643, 74556), (654, 73302), (684, 70087), (981, 48868), (1286, 37278), (1308, 36651), (1929, 24852), (1962, 24434), (2071, 23148), (2572, 18639), (3858, 12426), (3924, 12217), (4142, 11574), (5787, 8284), (6213, 7716)]