28860249

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 15462951

約数列:

[1, 3, 11, 29, 33, 53, 87, 159, 319, 569, 583, 957, 1537, 1707, 1749, 4611, 6259, 16501, 16907, 18777, 30157, 49503, 50721, 90471, 181511, 331727, 544533, 874553, 995181, 2623659, 9620083, 28860249]

約数ペア:

[(1, 28860249), (3, 9620083), (11, 2623659), (29, 995181), (33, 874553), (53, 544533), (87, 331727), (159, 181511), (319, 90471), (569, 50721), (583, 49503), (957, 30157), (1537, 18777), (1707, 16907), (1749, 16501), (4611, 6259)]