2181835683

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 3650676480

約数和(自身を除く): 1468840797

約数列:

[1, 3, 9, 19, 23, 27, 53, 57, 69, 81, 159, 171, 207, 437, 477, 513, 621, 1007, 1163, 1219, 1311, 1431, 1539, 1863, 3021, 3489, 3657, 3933, 4293, 9063, 10467, 10971, 11799, 22097, 23161, 26749, 27189, 31401, 32913, 35397, 61639, 66291, 69483, 80247, 81567, 94203, 98739, 184917, 198873, 208449, 240741, 508231, 554751, 596619, 625347, 722223, 1171141, 1417697, 1524693, 1664253, 1789857, 1876041, 2166669, 3513423, 4253091, 4574079, 4992759, 10540269, 12759273, 13722237, 26936243, 31620807, 38277819, 41166711, 80808729, 94862421, 114833457, 242426187, 727278561, 2181835683]

約数ペア:

[(1, 2181835683), (3, 727278561), (9, 242426187), (19, 114833457), (23, 94862421), (27, 80808729), (53, 41166711), (57, 38277819), (69, 31620807), (81, 26936243), (159, 13722237), (171, 12759273), (207, 10540269), (437, 4992759), (477, 4574079), (513, 4253091), (621, 3513423), (1007, 2166669), (1163, 1876041), (1219, 1789857), (1311, 1664253), (1431, 1524693), (1539, 1417697), (1863, 1171141), (3021, 722223), (3489, 625347), (3657, 596619), (3933, 554751), (4293, 508231), (9063, 240741), (10467, 208449), (10971, 198873), (11799, 184917), (22097, 98739), (23161, 94203), (26749, 81567), (27189, 80247), (31401, 69483), (32913, 66291), (35397, 61639)]