219997751

素因数分解:

${\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 234931200

約数和(自身を除く): 14933449

約数列:

[1, 19, 137, 223, 379, 2603, 4237, 7201, 30551, 51923, 84517, 580469, 986537, 1605823, 11578829, 219997751]

約数ペア:

[(1, 219997751), (19, 11578829), (137, 1605823), (223, 986537), (379, 580469), (2603, 84517), (4237, 51923), (7201, 30551)]