81878658

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1831}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 170156160

約数和(自身を除く): 88277502

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 257, 514, 771, 1542, 1831, 3662, 5493, 7453, 10986, 14906, 22359, 44718, 53099, 106198, 159297, 318594, 470567, 941134, 1411701, 2823402, 13646443, 27292886, 40939329, 81878658]

約数ペア:

[(1, 81878658), (2, 40939329), (3, 27292886), (6, 13646443), (29, 2823402), (58, 1411701), (87, 941134), (174, 470567), (257, 318594), (514, 159297), (771, 106198), (1542, 53099), (1831, 44718), (3662, 22359), (5493, 14906), (7453, 10986)]