208217304

素因数分解:

$2^3\times 3^4\times {\mathrm{321323}}^1$

素因数の和:321341

約数の個数: 40

約数和(自身を含む): 583203060

約数和(自身を除く): 374985756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 321323, 642646, 963969, 1285292, 1927938, 2570584, 2891907, 3855876, 5783814, 7711752, 8675721, 11567628, 17351442, 23135256, 26027163, 34702884, 52054326, 69405768, 104108652, 208217304]

約数ペア:

[(1, 208217304), (2, 104108652), (3, 69405768), (4, 52054326), (6, 34702884), (8, 26027163), (9, 23135256), (12, 17351442), (18, 11567628), (24, 8675721), (27, 7711752), (36, 5783814), (54, 3855876), (72, 2891907), (81, 2570584), (108, 1927938), (162, 1285292), (216, 963969), (324, 642646), (648, 321323)]