68028309

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 103731840

約数和(自身を除く): 35703531

約数列:

[1, 3, 9, 27, 53, 137, 159, 347, 411, 477, 1041, 1233, 1431, 3123, 3699, 7261, 9369, 18391, 21783, 47539, 55173, 65349, 142617, 165519, 196047, 427851, 496557, 1283553, 2519567, 7558701, 22676103, 68028309]

約数ペア:

[(1, 68028309), (3, 22676103), (9, 7558701), (27, 2519567), (53, 1283553), (137, 496557), (159, 427851), (347, 196047), (411, 165519), (477, 142617), (1041, 65349), (1233, 55173), (1431, 47539), (3123, 21783), (3699, 18391), (7261, 9369)]