81365658

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{3889}}^1$

素因数の和:4222

約数の個数: 32

約数和(自身を含む): 178130880

約数和(自身を除く): 96765222

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 317, 634, 951, 1902, 3487, 3889, 6974, 7778, 10461, 11667, 20922, 23334, 42779, 85558, 128337, 256674, 1232813, 2465626, 3698439, 7396878, 13560943, 27121886, 40682829, 81365658]

約数ペア:

[(1, 81365658), (2, 40682829), (3, 27121886), (6, 13560943), (11, 7396878), (22, 3698439), (33, 2465626), (66, 1232813), (317, 256674), (634, 128337), (951, 85558), (1902, 42779), (3487, 23334), (3889, 20922), (6974, 11667), (7778, 10461)]