78149274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 184135680

約数和(自身を除く): 105986406

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 73, 142, 146, 213, 219, 359, 426, 438, 497, 511, 718, 994, 1022, 1077, 1491, 1533, 2154, 2513, 2982, 3066, 5026, 5183, 7539, 10366, 15078, 15549, 25489, 26207, 31098, 36281, 50978, 52414, 72562, 76467, 78621, 108843, 152934, 157242, 178423, 183449, 217686, 356846, 366898, 535269, 550347, 1070538, 1100694, 1860697, 3721394, 5582091, 11164182, 13024879, 26049758, 39074637, 78149274]

約数ペア:

[(1, 78149274), (2, 39074637), (3, 26049758), (6, 13024879), (7, 11164182), (14, 5582091), (21, 3721394), (42, 1860697), (71, 1100694), (73, 1070538), (142, 550347), (146, 535269), (213, 366898), (219, 356846), (359, 217686), (426, 183449), (438, 178423), (497, 157242), (511, 152934), (718, 108843), (994, 78621), (1022, 76467), (1077, 72562), (1491, 52414), (1533, 50978), (2154, 36281), (2513, 31098), (2982, 26207), (3066, 25489), (5026, 15549), (5183, 15078), (7539, 10366)]