989453738

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1367}}^1$

素因数の和:1527

約数の個数: 64

約数和(自身を含む): 1891911168

約数和(自身を除く): 902457430

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 97, 182, 194, 287, 533, 574, 679, 1066, 1261, 1358, 1367, 2522, 2734, 3731, 3977, 7462, 7954, 8827, 9569, 17654, 17771, 19138, 27839, 35542, 51701, 55678, 56047, 103402, 112094, 124397, 132599, 248794, 265198, 361907, 392329, 723814, 728611, 784658, 928193, 1457222, 1723787, 1856386, 3447574, 5100277, 5436559, 10200554, 10873118, 12066509, 24133018, 38055913, 70675267, 76111826, 141350534, 494726869, 989453738]

約数ペア:

[(1, 989453738), (2, 494726869), (7, 141350534), (13, 76111826), (14, 70675267), (26, 38055913), (41, 24133018), (82, 12066509), (91, 10873118), (97, 10200554), (182, 5436559), (194, 5100277), (287, 3447574), (533, 1856386), (574, 1723787), (679, 1457222), (1066, 928193), (1261, 784658), (1358, 728611), (1367, 723814), (2522, 392329), (2734, 361907), (3731, 265198), (3977, 248794), (7462, 132599), (7954, 124397), (8827, 112094), (9569, 103402), (17654, 56047), (17771, 55678), (19138, 51701), (27839, 35542)]