2149385

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 3108096

約数和(自身を除く): 958711

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 283, 1085, 1415, 1519, 1981, 7595, 8773, 9905, 13867, 43865, 61411, 69335, 307055, 429877, 2149385]

約数ペア:

[(1, 2149385), (5, 429877), (7, 307055), (31, 69335), (35, 61411), (49, 43865), (155, 13867), (217, 9905), (245, 8773), (283, 7595), (1085, 1981), (1415, 1519)]