991419444

素因数分解:

$2^2\times 3^2\times {\mathrm{27539429}}^1$

素因数の和:27539439

約数の個数: 18

約数和(自身を含む): 2506088130

約数和(自身を除く): 1514668686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 27539429, 55078858, 82618287, 110157716, 165236574, 247854861, 330473148, 495709722, 991419444]

約数ペア:

[(1, 991419444), (2, 495709722), (3, 330473148), (4, 247854861), (6, 165236574), (9, 110157716), (12, 82618287), (18, 55078858), (36, 27539429)]