398508176

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{4787}}^1$

素因数の和:4860

約数の個数: 60

約数和(自身を含む): 868600656

約数和(自身を除く): 470092480

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 121, 172, 176, 242, 344, 473, 484, 688, 946, 968, 1892, 1936, 3784, 4787, 5203, 7568, 9574, 10406, 19148, 20812, 38296, 41624, 52657, 76592, 83248, 105314, 205841, 210628, 411682, 421256, 579227, 823364, 842512, 1158454, 1646728, 2264251, 2316908, 3293456, 4528502, 4633816, 9057004, 9267632, 18114008, 24906761, 36228016, 49813522, 99627044, 199254088, 398508176]

約数ペア:

[(1, 398508176), (2, 199254088), (4, 99627044), (8, 49813522), (11, 36228016), (16, 24906761), (22, 18114008), (43, 9267632), (44, 9057004), (86, 4633816), (88, 4528502), (121, 3293456), (172, 2316908), (176, 2264251), (242, 1646728), (344, 1158454), (473, 842512), (484, 823364), (688, 579227), (946, 421256), (968, 411682), (1892, 210628), (1936, 205841), (3784, 105314), (4787, 83248), (5203, 76592), (7568, 52657), (9574, 41624), (10406, 38296), (19148, 20812)]