351387981

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{42577}}^1$

素因数の和:42721

約数の個数: 24

約数和(自身を含む): 584510784

約数和(自身を除く): 233122803

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 42577, 127731, 298039, 383193, 894117, 2682351, 5577587, 16732761, 39043109, 50198283, 117129327, 351387981]

約数ペア:

[(1, 351387981), (3, 117129327), (7, 50198283), (9, 39043109), (21, 16732761), (63, 5577587), (131, 2682351), (393, 894117), (917, 383193), (1179, 298039), (2751, 127731), (8253, 42577)]