65440155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1993}}^1$

素因数の和:2211

約数の個数: 32

約数和(自身を含む): 114854400

約数和(自身を除く): 49414245

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 199, 597, 995, 1993, 2189, 2985, 5979, 6567, 9965, 10945, 21923, 29895, 32835, 65769, 109615, 328845, 396607, 1189821, 1983035, 4362677, 5949105, 13088031, 21813385, 65440155]

約数ペア:

[(1, 65440155), (3, 21813385), (5, 13088031), (11, 5949105), (15, 4362677), (33, 1983035), (55, 1189821), (165, 396607), (199, 328845), (597, 109615), (995, 65769), (1993, 32835), (2189, 29895), (2985, 21923), (5979, 10945), (6567, 9965)]