87281793

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:623

約数の個数: 40

約数和(自身を含む): 136996200

約数和(自身を除く): 49714407

約数列:

[1, 3, 9, 27, 29, 73, 81, 87, 219, 261, 509, 657, 783, 1527, 1971, 2117, 2349, 4581, 5913, 6351, 13743, 14761, 19053, 37157, 41229, 44283, 57159, 111471, 132849, 171477, 334413, 398547, 1003239, 1077553, 1195641, 3009717, 3232659, 9697977, 29093931, 87281793]

約数ペア:

[(1, 87281793), (3, 29093931), (9, 9697977), (27, 3232659), (29, 3009717), (73, 1195641), (81, 1077553), (87, 1003239), (219, 398547), (261, 334413), (509, 171477), (657, 132849), (783, 111471), (1527, 57159), (1971, 44283), (2117, 41229), (2349, 37157), (4581, 19053), (5913, 14761), (6351, 13743)]