81649542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{10163}}^1$

素因数の和:10284

約数の個数: 32

約数和(自身を含む): 177585408

約数和(自身を除く): 95935866

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 10163, 20326, 30489, 60978, 132119, 264238, 396357, 792714, 1046789, 2093578, 3140367, 6280734, 13608257, 27216514, 40824771, 81649542]

約数ペア:

[(1, 81649542), (2, 40824771), (3, 27216514), (6, 13608257), (13, 6280734), (26, 3140367), (39, 2093578), (78, 1046789), (103, 792714), (206, 396357), (309, 264238), (618, 132119), (1339, 60978), (2678, 30489), (4017, 20326), (8034, 10163)]