67481721

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1966

約数の個数: 32

約数和(自身を含む): 107251200

約数和(自身を除く): 39769479

約数列:

[1, 3, 9, 17, 27, 51, 79, 153, 237, 459, 711, 1343, 1861, 2133, 4029, 5583, 12087, 16749, 31637, 36261, 50247, 94911, 147019, 284733, 441057, 854199, 1323171, 2499323, 3969513, 7497969, 22493907, 67481721]

約数ペア:

[(1, 67481721), (3, 22493907), (9, 7497969), (17, 3969513), (27, 2499323), (51, 1323171), (79, 854199), (153, 441057), (237, 284733), (459, 147019), (711, 94911), (1343, 50247), (1861, 36261), (2133, 31637), (4029, 16749), (5583, 12087)]