199449789

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21059}}^1$

素因数の和:21121

約数の個数: 32

約数和(自身を含む): 339655680

約数和(自身を除く): 140205891

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 9471, 21059, 63177, 147413, 231649, 442239, 694947, 863419, 1621543, 2590257, 4864629, 6043933, 9497609, 18131799, 28492827, 66483263, 199449789]

約数ペア:

[(1, 199449789), (3, 66483263), (7, 28492827), (11, 18131799), (21, 9497609), (33, 6043933), (41, 4864629), (77, 2590257), (123, 1621543), (231, 863419), (287, 694947), (451, 442239), (861, 231649), (1353, 147413), (3157, 63177), (9471, 21059)]