28652247

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12889}}^1$

素因数の和:12927

約数の個数: 24

約数和(自身を含む): 46919600

約数和(自身を除く): 18267353

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12889, 38667, 116001, 167557, 244891, 502671, 734673, 1508013, 2204019, 3183583, 9550749, 28652247]

約数ペア:

[(1, 28652247), (3, 9550749), (9, 3183583), (13, 2204019), (19, 1508013), (39, 734673), (57, 502671), (117, 244891), (171, 167557), (247, 116001), (741, 38667), (2223, 12889)]