81184707

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2131}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 128943360

約数和(自身を除く): 47758653

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 2131, 2241, 4233, 6393, 12699, 19179, 36227, 38097, 57537, 108681, 176873, 326043, 530619, 978129, 1591857, 3006841, 4775571, 9020523, 27061569, 81184707]

約数ペア:

[(1, 81184707), (3, 27061569), (9, 9020523), (17, 4775571), (27, 3006841), (51, 1591857), (83, 978129), (153, 530619), (249, 326043), (459, 176873), (747, 108681), (1411, 57537), (2131, 38097), (2241, 36227), (4233, 19179), (6393, 12699)]