81072404

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{54631}}^1$

素因数の和:54695

約数の個数: 24

約数和(自身を含む): 165207168

約数和(自身を除く): 84134764

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 54631, 109262, 218524, 382417, 764834, 1529668, 2895443, 5790886, 11581772, 20268101, 40536202, 81072404]

約数ペア:

[(1, 81072404), (2, 40536202), (4, 20268101), (7, 11581772), (14, 5790886), (28, 2895443), (53, 1529668), (106, 764834), (212, 382417), (371, 218524), (742, 109262), (1484, 54631)]