31584249

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22937}}^1$

素因数の和:22966

約数の個数: 20

約数和(自身を含む): 49958964

約数和(自身を除く): 18374715

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22937, 68811, 206433, 389929, 619299, 1169787, 1857897, 3509361, 10528083, 31584249]

約数ペア:

[(1, 31584249), (3, 10528083), (9, 3509361), (17, 1857897), (27, 1169787), (51, 619299), (81, 389929), (153, 206433), (459, 68811), (1377, 22937)]