81453816

素因数分解:

$2^3\times 3^3\times {\mathrm{439}}^1\times {\mathrm{859}}^1$

素因数の和:1313

約数の個数: 64

約数和(自身を含む): 227040000

約数和(自身を除く): 145586184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 439, 859, 878, 1317, 1718, 1756, 2577, 2634, 3436, 3512, 3951, 5154, 5268, 6872, 7731, 7902, 10308, 10536, 11853, 15462, 15804, 20616, 23193, 23706, 30924, 31608, 46386, 47412, 61848, 92772, 94824, 185544, 377101, 754202, 1131303, 1508404, 2262606, 3016808, 3393909, 4525212, 6787818, 9050424, 10181727, 13575636, 20363454, 27151272, 40726908, 81453816]

約数ペア:

[(1, 81453816), (2, 40726908), (3, 27151272), (4, 20363454), (6, 13575636), (8, 10181727), (9, 9050424), (12, 6787818), (18, 4525212), (24, 3393909), (27, 3016808), (36, 2262606), (54, 1508404), (72, 1131303), (108, 754202), (216, 377101), (439, 185544), (859, 94824), (878, 92772), (1317, 61848), (1718, 47412), (1756, 46386), (2577, 31608), (2634, 30924), (3436, 23706), (3512, 23193), (3951, 20616), (5154, 15804), (5268, 15462), (6872, 11853), (7731, 10536), (7902, 10308)]