39999512

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6553}}^1$

素因数の和:6675

約数の個数: 32

約数和(自身を含む): 86512800

約数和(自身を除く): 46513288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 6553, 13106, 26212, 45871, 52424, 91742, 183484, 366968, 714277, 1428554, 2857108, 4999939, 5714216, 9999878, 19999756, 39999512]

約数ペア:

[(1, 39999512), (2, 19999756), (4, 9999878), (7, 5714216), (8, 4999939), (14, 2857108), (28, 1428554), (56, 714277), (109, 366968), (218, 183484), (436, 91742), (763, 52424), (872, 45871), (1526, 26212), (3052, 13106), (6104, 6553)]