81018518

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 144322560

約数和(自身を除く): 63304042

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 431, 463, 862, 926, 3017, 3241, 6034, 6482, 12499, 13427, 24998, 26854, 87493, 93989, 174986, 187978, 199553, 399106, 1396871, 2793742, 5787037, 11574074, 40509259, 81018518]

約数ペア:

[(1, 81018518), (2, 40509259), (7, 11574074), (14, 5787037), (29, 2793742), (58, 1396871), (203, 399106), (406, 199553), (431, 187978), (463, 174986), (862, 93989), (926, 87493), (3017, 26854), (3241, 24998), (6034, 13427), (6482, 12499)]