28857891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 42977088

約数和(自身を除く): 14119197

約数列:

[1, 3, 17, 37, 41, 51, 111, 123, 373, 629, 697, 1119, 1517, 1887, 2091, 4551, 6341, 13801, 15293, 19023, 25789, 41403, 45879, 77367, 234617, 259981, 565841, 703851, 779943, 1697523, 9619297, 28857891]

約数ペア:

[(1, 28857891), (3, 9619297), (17, 1697523), (37, 779943), (41, 703851), (51, 565841), (111, 259981), (123, 234617), (373, 77367), (629, 45879), (697, 41403), (1119, 25789), (1517, 19023), (1887, 15293), (2091, 13801), (4551, 6341)]