319995511

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{769}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 372772400

約数和(自身を除く): 52776889

約数列:

[1, 11, 19, 121, 181, 209, 769, 1991, 2299, 3439, 8459, 14611, 21901, 37829, 93049, 139189, 160721, 416119, 1531079, 1767931, 2644591, 16841869, 29090501, 319995511]

約数ペア:

[(1, 319995511), (11, 29090501), (19, 16841869), (121, 2644591), (181, 1767931), (209, 1531079), (769, 416119), (1991, 160721), (2299, 139189), (3439, 93049), (8459, 37829), (14611, 21901)]