81221844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8429}}^1$

素因数の和:8520

約数の個数: 48

約数和(自身を含む): 209603520

約数和(自身を除く): 128381676

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 73, 132, 146, 219, 292, 438, 803, 876, 1606, 2409, 3212, 4818, 8429, 9636, 16858, 25287, 33716, 50574, 92719, 101148, 185438, 278157, 370876, 556314, 615317, 1112628, 1230634, 1845951, 2461268, 3691902, 6768487, 7383804, 13536974, 20305461, 27073948, 40610922, 81221844]

約数ペア:

[(1, 81221844), (2, 40610922), (3, 27073948), (4, 20305461), (6, 13536974), (11, 7383804), (12, 6768487), (22, 3691902), (33, 2461268), (44, 1845951), (66, 1230634), (73, 1112628), (132, 615317), (146, 556314), (219, 370876), (292, 278157), (438, 185438), (803, 101148), (876, 92719), (1606, 50574), (2409, 33716), (3212, 25287), (4818, 16858), (8429, 9636)]