28376817

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 45235200

約数和(自身を除く): 16858383

約数列:

[1, 3, 7, 21, 37, 59, 111, 177, 259, 413, 619, 777, 1239, 1857, 2183, 4333, 6549, 12999, 15281, 22903, 36521, 45843, 68709, 109563, 160321, 255647, 480963, 766941, 1351277, 4053831, 9458939, 28376817]

約数ペア:

[(1, 28376817), (3, 9458939), (7, 4053831), (21, 1351277), (37, 766941), (59, 480963), (111, 255647), (177, 160321), (259, 109563), (413, 68709), (619, 45843), (777, 36521), (1239, 22903), (1857, 15281), (2183, 12999), (4333, 6549)]