210771218

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 405872640

約数和(自身を除く): 195101422

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 47, 94, 133, 161, 266, 322, 329, 437, 658, 733, 874, 893, 1081, 1466, 1786, 2162, 3059, 5131, 6118, 6251, 7567, 10262, 12502, 13927, 15134, 16859, 20539, 27854, 33718, 34451, 41078, 68902, 97489, 118013, 143773, 194978, 236026, 241157, 287546, 320321, 482314, 640642, 654569, 792373, 1309138, 1584746, 2242247, 4484494, 4581983, 5546611, 9163966, 11093222, 15055087, 30110174, 105385609, 210771218]

約数ペア:

[(1, 210771218), (2, 105385609), (7, 30110174), (14, 15055087), (19, 11093222), (23, 9163966), (38, 5546611), (46, 4581983), (47, 4484494), (94, 2242247), (133, 1584746), (161, 1309138), (266, 792373), (322, 654569), (329, 640642), (437, 482314), (658, 320321), (733, 287546), (874, 241157), (893, 236026), (1081, 194978), (1466, 143773), (1786, 118013), (2162, 97489), (3059, 68902), (5131, 41078), (6118, 34451), (6251, 33718), (7567, 27854), (10262, 20539), (12502, 16859), (13927, 15134)]