491662678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1112359}}^1$

素因数の和:1112391

約数の個数: 16

約数和(自身を含む): 840944160

約数和(自身を除く): 349281482

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1112359, 2224718, 14460667, 18910103, 28921334, 37820206, 245831339, 491662678]

約数ペア:

[(1, 491662678), (2, 245831339), (13, 37820206), (17, 28921334), (26, 18910103), (34, 14460667), (221, 2224718), (442, 1112359)]