90518169

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1201}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 143239936

約数和(自身を除く): 52721767

約数列:

[1, 3, 7, 21, 37, 97, 111, 259, 291, 679, 777, 1201, 2037, 3589, 3603, 8407, 10767, 25123, 25221, 44437, 75369, 116497, 133311, 311059, 349491, 815479, 933177, 2446437, 4310389, 12931167, 30172723, 90518169]

約数ペア:

[(1, 90518169), (3, 30172723), (7, 12931167), (21, 4310389), (37, 2446437), (97, 933177), (111, 815479), (259, 349491), (291, 311059), (679, 133311), (777, 116497), (1201, 75369), (2037, 44437), (3589, 25221), (3603, 25123), (8407, 10767)]