639968657322

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{20484241}}^1$

素因数の和:20484414

約数の個数: 32

約数和(自身を含む): 1321479419904

約数和(自身を除く): 681510762582

約数列:

[1, 2, 3, 6, 41, 82, 123, 127, 246, 254, 381, 762, 5207, 10414, 15621, 31242, 20484241, 40968482, 61452723, 122905446, 839853881, 1679707762, 2519561643, 2601498607, 5039123286, 5202997214, 7804495821, 15608991642, 106661442887, 213322885774, 319984328661, 639968657322]

約数ペア:

[(1, 639968657322), (2, 319984328661), (3, 213322885774), (6, 106661442887), (41, 15608991642), (82, 7804495821), (123, 5202997214), (127, 5039123286), (246, 2601498607), (254, 2519561643), (381, 1679707762), (762, 839853881), (5207, 122905446), (10414, 61452723), (15621, 40968482), (31242, 20484241)]