7315287

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 12201984

約数和(自身を除く): 4886697

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 661, 1581, 1983, 3689, 4627, 11067, 11237, 13881, 20491, 33711, 61473, 78659, 143437, 235977, 348347, 430311, 1045041, 2438429, 7315287]

約数ペア:

[(1, 7315287), (3, 2438429), (7, 1045041), (17, 430311), (21, 348347), (31, 235977), (51, 143437), (93, 78659), (119, 61473), (217, 33711), (357, 20491), (527, 13881), (651, 11237), (661, 11067), (1581, 4627), (1983, 3689)]