13689747

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 20966400

約数和(自身を除く): 7276653

約数列:

[1, 3, 9, 19, 57, 171, 223, 359, 669, 1077, 2007, 3231, 4237, 6821, 12711, 20463, 38133, 61389, 80057, 240171, 720513, 1521083, 4563249, 13689747]

約数ペア:

[(1, 13689747), (3, 4563249), (9, 1521083), (19, 720513), (57, 240171), (171, 80057), (223, 61389), (359, 38133), (669, 20463), (1077, 12711), (2007, 6821), (3231, 4237)]