13478829

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 22391040

約数和(自身を除く): 8912211

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 509, 679, 1261, 1527, 2037, 3563, 3783, 6617, 8827, 10689, 19851, 26481, 46319, 49373, 138957, 148119, 345611, 641849, 1036833, 1925547, 4492943, 13478829]

約数ペア:

[(1, 13478829), (3, 4492943), (7, 1925547), (13, 1036833), (21, 641849), (39, 345611), (91, 148119), (97, 138957), (273, 49373), (291, 46319), (509, 26481), (679, 19851), (1261, 10689), (1527, 8827), (2037, 6617), (3563, 3783)]