312000002

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{40763}}^1$

素因数の和:40897

約数の個数: 16

約数和(自身を含む): 484276320

約数和(自身を除く): 172276318

約数列:

[1, 2, 43, 86, 89, 178, 3827, 7654, 40763, 81526, 1752809, 3505618, 3627907, 7255814, 156000001, 312000002]

約数ペア:

[(1, 312000002), (2, 156000001), (43, 7255814), (86, 3627907), (89, 3505618), (178, 1752809), (3827, 81526), (7654, 40763)]