80999853

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 120766464

約数和(自身を除く): 39766611

約数列:

[1, 3, 11, 33, 71, 181, 191, 213, 543, 573, 781, 1991, 2101, 2343, 5973, 6303, 12851, 13561, 34571, 38553, 40683, 103713, 141361, 149171, 380281, 424083, 447513, 1140843, 2454541, 7363623, 26999951, 80999853]

約数ペア:

[(1, 80999853), (3, 26999951), (11, 7363623), (33, 2454541), (71, 1140843), (181, 447513), (191, 424083), (213, 380281), (543, 149171), (573, 141361), (781, 103713), (1991, 40683), (2101, 38553), (2343, 34571), (5973, 13561), (6303, 12851)]