245216721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{165799}}^1$

素因数の和:165848

約数の個数: 16

約数和(自身を含む): 358128000

約数和(自身を除く): 112911279

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 165799, 497397, 2818583, 4808171, 8455749, 14424513, 81738907, 245216721]

約数ペア:

[(1, 245216721), (3, 81738907), (17, 14424513), (29, 8455749), (51, 4808171), (87, 2818583), (493, 497397), (1479, 165799)]