81074445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{911}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 56819955

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 349, 911, 1047, 1745, 2733, 4555, 5235, 5933, 13665, 15487, 17799, 29665, 46461, 77435, 88995, 232305, 317939, 953817, 1589695, 4769085, 5404963, 16214889, 27024815, 81074445]

約数ペア:

[(1, 81074445), (3, 27024815), (5, 16214889), (15, 5404963), (17, 4769085), (51, 1589695), (85, 953817), (255, 317939), (349, 232305), (911, 88995), (1047, 77435), (1745, 46461), (2733, 29665), (4555, 17799), (5235, 15487), (5933, 13665)]