68619621

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 110694400

約数和(自身を除く): 42074779

約数列:

[1, 3, 7, 19, 21, 57, 133, 229, 399, 687, 751, 1603, 2253, 4351, 4809, 5257, 13053, 14269, 15771, 30457, 42807, 91371, 99883, 171979, 299649, 515937, 1203853, 3267601, 3611559, 9802803, 22873207, 68619621]

約数ペア:

[(1, 68619621), (3, 22873207), (7, 9802803), (19, 3611559), (21, 3267601), (57, 1203853), (133, 515937), (229, 299649), (399, 171979), (687, 99883), (751, 91371), (1603, 42807), (2253, 30457), (4351, 15771), (4809, 14269), (5257, 13053)]