2549205

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 4734720

約数和(自身を除く): 2185515

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 821, 1035, 2463, 3105, 4105, 7389, 12315, 18883, 22167, 36945, 56649, 94415, 110835, 169947, 283245, 509841, 849735, 2549205]

約数ペア:

[(1, 2549205), (3, 849735), (5, 509841), (9, 283245), (15, 169947), (23, 110835), (27, 94415), (45, 56649), (69, 36945), (115, 22167), (135, 18883), (207, 12315), (345, 7389), (621, 4105), (821, 3105), (1035, 2463)]