28202097

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 48460032

約数和(自身を除く): 20257935

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 107, 147, 163, 231, 321, 489, 539, 749, 1141, 1177, 1617, 1793, 2247, 3423, 3531, 5243, 5379, 7987, 8239, 12551, 15729, 17441, 23961, 24717, 37653, 52323, 57673, 87857, 122087, 173019, 191851, 263571, 366261, 575553, 854609, 1342957, 2563827, 4028871, 9400699, 28202097]

約数ペア:

[(1, 28202097), (3, 9400699), (7, 4028871), (11, 2563827), (21, 1342957), (33, 854609), (49, 575553), (77, 366261), (107, 263571), (147, 191851), (163, 173019), (231, 122087), (321, 87857), (489, 57673), (539, 52323), (749, 37653), (1141, 24717), (1177, 23961), (1617, 17441), (1793, 15729), (2247, 12551), (3423, 8239), (3531, 7987), (5243, 5379)]