128303487

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{365537}}^1$

素因数の和:365559

約数の個数: 16

約数和(自身を含む): 204701280

約数和(自身を除く): 76397793

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 365537, 1096611, 3289833, 4751981, 9869499, 14255943, 42767829, 128303487]

約数ペア:

[(1, 128303487), (3, 42767829), (9, 14255943), (13, 9869499), (27, 4751981), (39, 3289833), (117, 1096611), (351, 365537)]