4257855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1931}}^1$

素因数の和:1956

約数の個数: 36

約数和(自身を含む): 8589672

約数和(自身を除く): 4331817

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1931, 2205, 5793, 9655, 13517, 17379, 28965, 40551, 67585, 86895, 94619, 121653, 202755, 283857, 473095, 608265, 851571, 1419285, 4257855]

約数ペア:

[(1, 4257855), (3, 1419285), (5, 851571), (7, 608265), (9, 473095), (15, 283857), (21, 202755), (35, 121653), (45, 94619), (49, 86895), (63, 67585), (105, 40551), (147, 28965), (245, 17379), (315, 13517), (441, 9655), (735, 5793), (1931, 2205)]