81565486

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1\times {\mathrm{859}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 123623280

約数和(自身を除く): 42057794

約数列:

[1, 2, 197, 241, 394, 482, 859, 1718, 47477, 94954, 169223, 207019, 338446, 414038, 40782743, 81565486]

約数ペア:

[(1, 81565486), (2, 40782743), (197, 414038), (241, 338446), (394, 207019), (482, 169223), (859, 94954), (1718, 47477)]