218468466

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1471

約数の個数: 48

約数和(自身を含む): 486794880

約数和(自身を除く): 268326414

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 239, 258, 387, 478, 717, 774, 1181, 1434, 2151, 2362, 3543, 4302, 7086, 10277, 10629, 20554, 21258, 30831, 50783, 61662, 92493, 101566, 152349, 184986, 282259, 304698, 457047, 564518, 846777, 914094, 1693554, 2540331, 5080662, 12137137, 24274274, 36411411, 72822822, 109234233, 218468466]

約数ペア:

[(1, 218468466), (2, 109234233), (3, 72822822), (6, 36411411), (9, 24274274), (18, 12137137), (43, 5080662), (86, 2540331), (129, 1693554), (239, 914094), (258, 846777), (387, 564518), (478, 457047), (717, 304698), (774, 282259), (1181, 184986), (1434, 152349), (2151, 101566), (2362, 92493), (3543, 61662), (4302, 50783), (7086, 30831), (10277, 21258), (10629, 20554)]