7979335

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 12648960

約数和(自身を除く): 4669625

約数列:

[1, 5, 7, 13, 19, 35, 65, 71, 91, 95, 133, 169, 247, 355, 455, 497, 665, 845, 923, 1183, 1235, 1349, 1729, 2485, 3211, 4615, 5915, 6461, 6745, 8645, 9443, 11999, 16055, 17537, 22477, 32305, 47215, 59995, 83993, 87685, 112385, 122759, 227981, 419965, 613795, 1139905, 1595867, 7979335]

約数ペア:

[(1, 7979335), (5, 1595867), (7, 1139905), (13, 613795), (19, 419965), (35, 227981), (65, 122759), (71, 112385), (91, 87685), (95, 83993), (133, 59995), (169, 47215), (247, 32305), (355, 22477), (455, 17537), (497, 16055), (665, 11999), (845, 9443), (923, 8645), (1183, 6745), (1235, 6461), (1349, 5915), (1729, 4615), (2485, 3211)]