27491555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 44126208

約数和(自身を除く): 16634653

約数列:

[1, 5, 7, 13, 23, 35, 37, 65, 71, 91, 115, 161, 185, 259, 299, 355, 455, 481, 497, 805, 851, 923, 1295, 1495, 1633, 2093, 2405, 2485, 2627, 3367, 4255, 4615, 5957, 6461, 8165, 10465, 11063, 11431, 13135, 16835, 18389, 21229, 29785, 32305, 34151, 55315, 57155, 60421, 77441, 91945, 106145, 148603, 170755, 239057, 302105, 387205, 422947, 743015, 785473, 1195285, 2114735, 3927365, 5498311, 27491555]

約数ペア:

[(1, 27491555), (5, 5498311), (7, 3927365), (13, 2114735), (23, 1195285), (35, 785473), (37, 743015), (65, 422947), (71, 387205), (91, 302105), (115, 239057), (161, 170755), (185, 148603), (259, 106145), (299, 91945), (355, 77441), (455, 60421), (481, 57155), (497, 55315), (805, 34151), (851, 32305), (923, 29785), (1295, 21229), (1495, 18389), (1633, 16835), (2093, 13135), (2405, 11431), (2485, 11063), (2627, 10465), (3367, 8165), (4255, 6461), (4615, 5957)]