728229

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 16

約数和(自身を含む): 1045440

約数和(自身を除く): 317211

約数列:

[1, 3, 17, 51, 109, 131, 327, 393, 1853, 2227, 5559, 6681, 14279, 42837, 242743, 728229]

約数ペア:

[(1, 728229), (3, 242743), (17, 42837), (51, 14279), (109, 6681), (131, 5559), (327, 2227), (393, 1853)]