64920072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{386429}}^1$

素因数の和:386445

約数の個数: 32

約数和(自身を含む): 185486400

約数和(自身を除く): 120566328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 386429, 772858, 1159287, 1545716, 2318574, 2705003, 3091432, 4637148, 5410006, 8115009, 9274296, 10820012, 16230018, 21640024, 32460036, 64920072]

約数ペア:

[(1, 64920072), (2, 32460036), (3, 21640024), (4, 16230018), (6, 10820012), (7, 9274296), (8, 8115009), (12, 5410006), (14, 4637148), (21, 3091432), (24, 2705003), (28, 2318574), (42, 1545716), (56, 1159287), (84, 772858), (168, 386429)]