28994889

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4049}}^1$

素因数の和:4101

約数の個数: 32

約数和(自身を含む): 49766400

約数和(自身を除く): 20771511

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 4049, 7161, 12147, 28343, 44539, 85029, 125519, 133617, 311773, 376557, 878633, 935319, 1380709, 2635899, 4142127, 9664963, 28994889]

約数ペア:

[(1, 28994889), (3, 9664963), (7, 4142127), (11, 2635899), (21, 1380709), (31, 935319), (33, 878633), (77, 376557), (93, 311773), (217, 133617), (231, 125519), (341, 85029), (651, 44539), (1023, 28343), (2387, 12147), (4049, 7161)]