28802727

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{433}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 44007600

約数和(自身を除く): 15204873

約数列:

[1, 3, 9, 19, 57, 171, 389, 433, 1167, 1299, 3501, 3897, 7391, 8227, 22173, 24681, 66519, 74043, 168437, 505311, 1515933, 3200303, 9600909, 28802727]

約数ペア:

[(1, 28802727), (3, 9600909), (9, 3200303), (19, 1515933), (57, 505311), (171, 168437), (389, 74043), (433, 66519), (1167, 24681), (1299, 22173), (3501, 8227), (3897, 7391)]