66566205

素因数分解:

$3^5\times 5^1\times {\mathrm{54787}}^1$

素因数の和:54807

約数の個数: 24

約数和(自身を含む): 119656992

約数和(自身を除く): 53090787

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 54787, 164361, 273935, 493083, 821805, 1479249, 2465415, 4437747, 7396245, 13313241, 22188735, 66566205]

約数ペア:

[(1, 66566205), (3, 22188735), (5, 13313241), (9, 7396245), (15, 4437747), (27, 2465415), (45, 1479249), (81, 821805), (135, 493083), (243, 273935), (405, 164361), (1215, 54787)]