28761669

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 15302331

約数列:

[1, 3, 9, 27, 53, 101, 159, 199, 303, 477, 597, 909, 1431, 1791, 2727, 5353, 5373, 10547, 16059, 20099, 31641, 48177, 60297, 94923, 144531, 180891, 284769, 542673, 1065247, 3195741, 9587223, 28761669]

約数ペア:

[(1, 28761669), (3, 9587223), (9, 3195741), (27, 1065247), (53, 542673), (101, 284769), (159, 180891), (199, 144531), (303, 94923), (477, 60297), (597, 48177), (909, 31641), (1431, 20099), (1791, 16059), (2727, 10547), (5353, 5373)]