2991885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 5255040

約数和(自身を除く): 2263155

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 229, 335, 687, 871, 1005, 1145, 2613, 2977, 3435, 4355, 8931, 13065, 14885, 15343, 44655, 46029, 76715, 199459, 230145, 598377, 997295, 2991885]

約数ペア:

[(1, 2991885), (3, 997295), (5, 598377), (13, 230145), (15, 199459), (39, 76715), (65, 46029), (67, 44655), (195, 15343), (201, 14885), (229, 13065), (335, 8931), (687, 4355), (871, 3435), (1005, 2977), (1145, 2613)]