31366305

素因数分解:

$3^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{821}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 56027520

約数和(自身を除く): 24661215

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 283, 821, 849, 1415, 2463, 2547, 4105, 4245, 7389, 7641, 12315, 12735, 22167, 36945, 38205, 110835, 232343, 697029, 1161715, 2091087, 3485145, 6273261, 10455435, 31366305]

約数ペア:

[(1, 31366305), (3, 10455435), (5, 6273261), (9, 3485145), (15, 2091087), (27, 1161715), (45, 697029), (135, 232343), (283, 110835), (821, 38205), (849, 36945), (1415, 22167), (2463, 12735), (2547, 12315), (4105, 7641), (4245, 7389)]