81435942

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{10259}}^1$

素因数の和:10287

約数の個数: 60

約数和(自身を含む): 212289660

約数和(自身を除く): 130853718

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, 10259, 20518, 30777, 61554, 71813, 92331, 143626, 184662, 215439, 276993, 430878, 502691, 553986, 646317, 830979, 1005382, 1292634, 1508073, 1661958, 1938951, 3016146, 3877902, 4524219, 5816853, 9048438, 11633706, 13572657, 27145314, 40717971, 81435942]

約数ペア:

[(1, 81435942), (2, 40717971), (3, 27145314), (6, 13572657), (7, 11633706), (9, 9048438), (14, 5816853), (18, 4524219), (21, 3877902), (27, 3016146), (42, 1938951), (49, 1661958), (54, 1508073), (63, 1292634), (81, 1005382), (98, 830979), (126, 646317), (147, 553986), (162, 502691), (189, 430878), (294, 276993), (378, 215439), (441, 184662), (567, 143626), (882, 92331), (1134, 71813), (1323, 61554), (2646, 30777), (3969, 20518), (7938, 10259)]