888967791

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{645583}}^1$

素因数の和:645612

約数の個数: 20

約数和(自身を含む): 1406081952

約数和(自身を除く): 517114161

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 645583, 1936749, 5810247, 10974911, 17430741, 32924733, 52292223, 98774199, 296322597, 888967791]

約数ペア:

[(1, 888967791), (3, 296322597), (9, 98774199), (17, 52292223), (27, 32924733), (51, 17430741), (81, 10974911), (153, 5810247), (459, 1936749), (1377, 645583)]