71621256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4139}}^1$

素因数の和:4258

約数の個数: 64

約数和(自身を含む): 206668800

約数和(自身を除く): 135047544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 103, 168, 206, 309, 412, 618, 721, 824, 1236, 1442, 2163, 2472, 2884, 4139, 4326, 5768, 8278, 8652, 12417, 16556, 17304, 24834, 28973, 33112, 49668, 57946, 86919, 99336, 115892, 173838, 231784, 347676, 426317, 695352, 852634, 1278951, 1705268, 2557902, 2984219, 3410536, 5115804, 5968438, 8952657, 10231608, 11936876, 17905314, 23873752, 35810628, 71621256]

約数ペア:

[(1, 71621256), (2, 35810628), (3, 23873752), (4, 17905314), (6, 11936876), (7, 10231608), (8, 8952657), (12, 5968438), (14, 5115804), (21, 3410536), (24, 2984219), (28, 2557902), (42, 1705268), (56, 1278951), (84, 852634), (103, 695352), (168, 426317), (206, 347676), (309, 231784), (412, 173838), (618, 115892), (721, 99336), (824, 86919), (1236, 57946), (1442, 49668), (2163, 33112), (2472, 28973), (2884, 24834), (4139, 17304), (4326, 16556), (5768, 12417), (8278, 8652)]