286218891

素因数分解:

$3^2\times 7^1\times {\mathrm{911}}^1\times {\mathrm{4987}}^1$

素因数の和:5911

約数の個数: 24

約数和(自身を含む): 473101824

約数和(自身を除く): 186882933

約数列:

[1, 3, 7, 9, 21, 63, 911, 2733, 4987, 6377, 8199, 14961, 19131, 34909, 44883, 57393, 104727, 314181, 4543157, 13629471, 31802099, 40888413, 95406297, 286218891]

約数ペア:

[(1, 286218891), (3, 95406297), (7, 40888413), (9, 31802099), (21, 13629471), (63, 4543157), (911, 314181), (2733, 104727), (4987, 57393), (6377, 44883), (8199, 34909), (14961, 19131)]