1898271

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 3060720

約数和(自身を除く): 1162449

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 653, 969, 1959, 2907, 5877, 11101, 12407, 33303, 37221, 99909, 111663, 210919, 632757, 1898271]

約数ペア:

[(1, 1898271), (3, 632757), (9, 210919), (17, 111663), (19, 99909), (51, 37221), (57, 33303), (153, 12407), (171, 11101), (323, 5877), (653, 2907), (969, 1959)]