81308934

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{10243}}^1$

素因数の和:10271

約数の個数: 60

約数和(自身を含む): 211958604

約数和(自身を除く): 130649670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 10243, 20486, 30729, 61458, 71701, 92187, 143402, 184374, 215103, 276561, 430206, 501907, 553122, 645309, 829683, 1003814, 1290618, 1505721, 1659366, 1935927, 3011442, 3871854, 4517163, 5807781, 9034326, 11615562, 13551489, 27102978, 40654467, 81308934]

約数ペア:

[(1, 81308934), (2, 40654467), (3, 27102978), (6, 13551489), (7, 11615562), (9, 9034326), (14, 5807781), (18, 4517163), (21, 3871854), (27, 3011442), (42, 1935927), (49, 1659366), (54, 1505721), (63, 1290618), (81, 1003814), (98, 829683), (126, 645309), (147, 553122), (162, 501907), (189, 430206), (294, 276561), (378, 215103), (441, 184374), (567, 143402), (882, 92187), (1134, 71701), (1323, 61458), (2646, 30729), (3969, 20486), (7938, 10243)]