28228131

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{337}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 42076944

約数和(自身を除く): 13848813

約数列:

[1, 3, 9, 41, 123, 227, 337, 369, 681, 1011, 2043, 3033, 9307, 13817, 27921, 41451, 76499, 83763, 124353, 229497, 688491, 3136459, 9409377, 28228131]

約数ペア:

[(1, 28228131), (3, 9409377), (9, 3136459), (41, 688491), (123, 229497), (227, 124353), (337, 83763), (369, 76499), (681, 41451), (1011, 27921), (2043, 13817), (3033, 9307)]