68763905

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{12203}}^1$

素因数の和:12245

約数の個数: 24

約数和(自身を含む): 100170432

約数和(自身を除く): 31406527

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 12203, 61015, 85421, 280669, 427105, 597947, 1403345, 1964683, 2989735, 9823415, 13752781, 68763905]

約数ペア:

[(1, 68763905), (5, 13752781), (7, 9823415), (23, 2989735), (35, 1964683), (49, 1403345), (115, 597947), (161, 427105), (245, 280669), (805, 85421), (1127, 61015), (5635, 12203)]