81369999

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{953}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 120547440

約数和(自身を除く): 39177441

約数列:

[1, 3, 9, 53, 159, 179, 477, 537, 953, 1611, 2859, 8577, 9487, 28461, 50509, 85383, 151527, 170587, 454581, 511761, 1535283, 9041111, 27123333, 81369999]

約数ペア:

[(1, 81369999), (3, 27123333), (9, 9041111), (53, 1535283), (159, 511761), (179, 454581), (477, 170587), (537, 151527), (953, 85383), (1611, 50509), (2859, 28461), (8577, 9487)]