728709

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 1036800

約数和(自身を除く): 308091

約数列:

[1, 3, 23, 59, 69, 177, 179, 537, 1357, 4071, 4117, 10561, 12351, 31683, 242903, 728709]

約数ペア:

[(1, 728709), (3, 242903), (23, 31683), (59, 12351), (69, 10561), (177, 4117), (179, 4071), (537, 1357)]