644325768

素因数分解:

$2^3\times 3^2\times {\mathrm{8948969}}^1$

素因数の和:8948981

約数の個数: 24

約数和(自身を含む): 1745049150

約数和(自身を除く): 1100723382

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8948969, 17897938, 26846907, 35795876, 53693814, 71591752, 80540721, 107387628, 161081442, 214775256, 322162884, 644325768]

約数ペア:

[(1, 644325768), (2, 322162884), (3, 214775256), (4, 161081442), (6, 107387628), (8, 80540721), (9, 71591752), (12, 53693814), (18, 35795876), (24, 26846907), (36, 17897938), (72, 8948969)]