201085281

素因数分解:

$3^3\times {\mathrm{257}}^1\times {\mathrm{28979}}^1$

素因数の和:29245

約数の個数: 16

約数和(自身を含む): 299073600

約数和(自身を除く): 97988319

約数列:

[1, 3, 9, 27, 257, 771, 2313, 6939, 28979, 86937, 260811, 782433, 7447603, 22342809, 67028427, 201085281]

約数ペア:

[(1, 201085281), (3, 67028427), (9, 22342809), (27, 7447603), (257, 782433), (771, 260811), (2313, 86937), (6939, 28979)]