69472336

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{255413}}^1$

素因数の和:255438

約数の個数: 20

約数和(自身を含む): 142521012

約数和(自身を除く): 73048676

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 255413, 510826, 1021652, 2043304, 4086608, 4342021, 8684042, 17368084, 34736168, 69472336]

約数ペア:

[(1, 69472336), (2, 34736168), (4, 17368084), (8, 8684042), (16, 4342021), (17, 4086608), (34, 2043304), (68, 1021652), (136, 510826), (272, 255413)]