11310111

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{7349}}^1$

素因数の和:7380

約数の個数: 20

約数和(自身を含む): 17787000

約数和(自身を除く): 6476889

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 7349, 22047, 66141, 139631, 198423, 418893, 595269, 1256679, 3770037, 11310111]

約数ペア:

[(1, 11310111), (3, 3770037), (9, 1256679), (19, 595269), (27, 418893), (57, 198423), (81, 139631), (171, 66141), (513, 22047), (1539, 7349)]