199959831

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{24659}}^1$

素因数の和:24735

約数の個数: 24

約数和(自身を含む): 311603760

約数和(自身を除く): 111643929

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 24659, 73977, 221931, 419203, 1257609, 1306927, 3772827, 3920781, 11762343, 22217759, 66653277, 199959831]

約数ペア:

[(1, 199959831), (3, 66653277), (9, 22217759), (17, 11762343), (51, 3920781), (53, 3772827), (153, 1306927), (159, 1257609), (477, 419203), (901, 221931), (2703, 73977), (8109, 24659)]