42550407

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 65372160

約数和(自身を除く): 22821753

約数列:

[1, 3, 9, 27, 37, 111, 191, 223, 333, 573, 669, 999, 1719, 2007, 5157, 6021, 7067, 8251, 21201, 24753, 42593, 63603, 74259, 127779, 190809, 222777, 383337, 1150011, 1575941, 4727823, 14183469, 42550407]

約数ペア:

[(1, 42550407), (3, 14183469), (9, 4727823), (27, 1575941), (37, 1150011), (111, 383337), (191, 222777), (223, 190809), (333, 127779), (573, 74259), (669, 63603), (999, 42593), (1719, 24753), (2007, 21201), (5157, 8251), (6021, 7067)]