199940247

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{100523}}^1$

素因数の和:100559

約数の個数: 24

約数和(自身を含む): 329316624

約数和(自身を除く): 129376377

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 100523, 301569, 904707, 1306799, 1708891, 3920397, 5126673, 11761191, 15380019, 22215583, 66646749, 199940247]

約数ペア:

[(1, 199940247), (3, 66646749), (9, 22215583), (13, 15380019), (17, 11761191), (39, 5126673), (51, 3920397), (117, 1708891), (153, 1306799), (221, 904707), (663, 301569), (1989, 100523)]