389655164

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{133261}}^1$

素因数の和:133325

約数の個数: 24

約数和(自身を含む): 738804528

約数和(自身を除く): 349149364

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 133261, 266522, 533044, 2265437, 4530874, 5730223, 9061748, 11460446, 22920892, 97413791, 194827582, 389655164]

約数ペア:

[(1, 389655164), (2, 194827582), (4, 97413791), (17, 22920892), (34, 11460446), (43, 9061748), (68, 5730223), (86, 4530874), (172, 2265437), (731, 533044), (1462, 266522), (2924, 133261)]