1978045363839

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{491}}^1\times {\mathrm{187003}}^1$

素因数の和:187707

約数の個数: 32

約数和(自身を含む): 2720432461824

約数和(自身を除く): 742387097985

約数列:

[1, 3, 43, 129, 167, 491, 501, 1473, 7181, 21113, 21543, 63339, 81997, 187003, 245991, 561009, 3525871, 8041129, 10577613, 24123387, 31229501, 91818473, 93688503, 275455419, 1342868543, 3948194339, 4028605629, 11844583017, 15333684991, 46001054973, 659348454613, 1978045363839]

約数ペア:

[(1, 1978045363839), (3, 659348454613), (43, 46001054973), (129, 15333684991), (167, 11844583017), (491, 4028605629), (501, 3948194339), (1473, 1342868543), (7181, 275455419), (21113, 93688503), (21543, 91818473), (63339, 31229501), (81997, 24123387), (187003, 10577613), (245991, 8041129), (561009, 3525871)]