28026165

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 46368000

約数和(自身を除く): 18341835

約数列:

[1, 3, 5, 15, 41, 123, 199, 205, 229, 597, 615, 687, 995, 1145, 2985, 3435, 8159, 9389, 24477, 28167, 40795, 45571, 46945, 122385, 136713, 140835, 227855, 683565, 1868411, 5605233, 9342055, 28026165]

約数ペア:

[(1, 28026165), (3, 9342055), (5, 5605233), (15, 1868411), (41, 683565), (123, 227855), (199, 140835), (205, 136713), (229, 122385), (597, 46945), (615, 45571), (687, 40795), (995, 28167), (1145, 24477), (2985, 9389), (3435, 8159)]