66752505

素因数分解:

$3^4\times 5^1\times {\mathrm{164821}}^1$

素因数の和:164838

約数の個数: 20

約数和(自身を含む): 119660772

約数和(自身を除く): 52908267

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 164821, 494463, 824105, 1483389, 2472315, 4450167, 7416945, 13350501, 22250835, 66752505]

約数ペア:

[(1, 66752505), (3, 22250835), (5, 13350501), (9, 7416945), (15, 4450167), (27, 2472315), (45, 1483389), (81, 824105), (135, 494463), (405, 164821)]