68387685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{719}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 47941275

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 373, 719, 1119, 1865, 2157, 3595, 5595, 6341, 10785, 12223, 19023, 31705, 36669, 61115, 95115, 183345, 268187, 804561, 1340935, 4022805, 4559179, 13677537, 22795895, 68387685]

約数ペア:

[(1, 68387685), (3, 22795895), (5, 13677537), (15, 4559179), (17, 4022805), (51, 1340935), (85, 804561), (255, 268187), (373, 183345), (719, 95115), (1119, 61115), (1865, 36669), (2157, 31705), (3595, 19023), (5595, 12223), (6341, 10785)]