81167145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9187}}^1$

素因数の和:9245

約数の個数: 32

約数和(自身を含む): 141127680

約数和(自身を除く): 59960535

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2945, 8835, 9187, 27561, 45935, 137805, 174553, 284797, 523659, 854391, 872765, 1423985, 2618295, 4271955, 5411143, 16233429, 27055715, 81167145]

約数ペア:

[(1, 81167145), (3, 27055715), (5, 16233429), (15, 5411143), (19, 4271955), (31, 2618295), (57, 1423985), (93, 872765), (95, 854391), (155, 523659), (285, 284797), (465, 174553), (589, 137805), (1767, 45935), (2945, 27561), (8835, 9187)]