72856679

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 90493200

約数和(自身を除く): 17636521

約数列:

[1, 7, 17, 49, 119, 149, 587, 833, 1043, 2533, 4109, 7301, 9979, 17731, 28763, 69853, 87463, 124117, 488971, 612241, 1486871, 4285687, 10408097, 72856679]

約数ペア:

[(1, 72856679), (7, 10408097), (17, 4285687), (49, 1486871), (119, 612241), (149, 488971), (587, 124117), (833, 87463), (1043, 69853), (2533, 28763), (4109, 17731), (7301, 9979)]