31398867

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 48153600

約数和(自身を除く): 16754733

約数列:

[1, 3, 9, 27, 47, 109, 141, 227, 327, 423, 681, 981, 1269, 2043, 2943, 5123, 6129, 10669, 15369, 24743, 32007, 46107, 74229, 96021, 138321, 222687, 288063, 668061, 1162921, 3488763, 10466289, 31398867]

約数ペア:

[(1, 31398867), (3, 10466289), (9, 3488763), (27, 1162921), (47, 668061), (109, 288063), (141, 222687), (227, 138321), (327, 96021), (423, 74229), (681, 46107), (981, 32007), (1269, 24743), (2043, 15369), (2943, 10669), (5123, 6129)]