129578974

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2917}}^1$

素因数の和:3112

約数の個数: 32

約数和(自身を含む): 235307520

約数和(自身を除く): 105728546

約数列:

[1, 2, 7, 14, 19, 38, 133, 167, 266, 334, 1169, 2338, 2917, 3173, 5834, 6346, 20419, 22211, 40838, 44422, 55423, 110846, 387961, 487139, 775922, 974278, 3409973, 6819946, 9255641, 18511282, 64789487, 129578974]

約数ペア:

[(1, 129578974), (2, 64789487), (7, 18511282), (14, 9255641), (19, 6819946), (38, 3409973), (133, 974278), (167, 775922), (266, 487139), (334, 387961), (1169, 110846), (2338, 55423), (2917, 44422), (3173, 40838), (5834, 22211), (6346, 20419)]