145272123

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{105499}}^1$

素因数の和:105528

約数の個数: 20

約数和(自身を含む): 229779000

約数和(自身を除く): 84506877

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 105499, 316497, 949491, 1793483, 2848473, 5380449, 8545419, 16141347, 48424041, 145272123]

約数ペア:

[(1, 145272123), (3, 48424041), (9, 16141347), (17, 8545419), (27, 5380449), (51, 2848473), (81, 1793483), (153, 949491), (459, 316497), (1377, 105499)]