28103988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{212909}}^1$

素因数の和:212927

約数の個数: 24

約数和(自身を含む): 71537760

約数和(自身を除く): 43433772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 212909, 425818, 638727, 851636, 1277454, 2341999, 2554908, 4683998, 7025997, 9367996, 14051994, 28103988]

約数ペア:

[(1, 28103988), (2, 14051994), (3, 9367996), (4, 7025997), (6, 4683998), (11, 2554908), (12, 2341999), (22, 1277454), (33, 851636), (44, 638727), (66, 425818), (132, 212909)]