243335356

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 504080640

約数和(自身を除く): 260745284

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 121, 188, 209, 242, 418, 484, 517, 563, 836, 893, 1034, 1126, 1786, 2068, 2252, 2299, 3572, 4598, 5687, 6193, 9196, 9823, 10697, 11374, 12386, 19646, 21394, 22748, 24772, 26461, 39292, 42788, 52922, 68123, 105844, 108053, 117667, 136246, 216106, 235334, 272492, 291071, 432212, 470668, 502759, 582142, 1005518, 1164284, 1294337, 2011036, 2588674, 3201781, 5177348, 5530349, 6403562, 11060698, 12807124, 22121396, 60833839, 121667678, 243335356]

約数ペア:

[(1, 243335356), (2, 121667678), (4, 60833839), (11, 22121396), (19, 12807124), (22, 11060698), (38, 6403562), (44, 5530349), (47, 5177348), (76, 3201781), (94, 2588674), (121, 2011036), (188, 1294337), (209, 1164284), (242, 1005518), (418, 582142), (484, 502759), (517, 470668), (563, 432212), (836, 291071), (893, 272492), (1034, 235334), (1126, 216106), (1786, 136246), (2068, 117667), (2252, 108053), (2299, 105844), (3572, 68123), (4598, 52922), (5687, 42788), (6193, 39292), (9196, 26461), (9823, 24772), (10697, 22748), (11374, 21394), (12386, 19646)]