257885562

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{11069}}^1$

素因数の和:11438

約数の個数: 32

約数和(自身を含む): 564304320

約数和(自身を除く): 306418758

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 353, 706, 1059, 2118, 3883, 7766, 11069, 11649, 22138, 23298, 33207, 66414, 121759, 243518, 365277, 730554, 3907357, 7814714, 11722071, 23444142, 42980927, 85961854, 128942781, 257885562]

約数ペア:

[(1, 257885562), (2, 128942781), (3, 85961854), (6, 42980927), (11, 23444142), (22, 11722071), (33, 7814714), (66, 3907357), (353, 730554), (706, 365277), (1059, 243518), (2118, 121759), (3883, 66414), (7766, 33207), (11069, 23298), (11649, 22138)]