268506567

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 455357760

約数和(自身を除く): 186851193

約数列:

[1, 3, 7, 9, 21, 61, 63, 109, 183, 327, 427, 549, 641, 763, 981, 1281, 1923, 2289, 3843, 4487, 5769, 6649, 6867, 13461, 19947, 39101, 40383, 46543, 59841, 69869, 117303, 139629, 209607, 273707, 351909, 418887, 489083, 628821, 821121, 1467249, 2463363, 4262009, 4401747, 12786027, 29834063, 38358081, 89502189, 268506567]

約数ペア:

[(1, 268506567), (3, 89502189), (7, 38358081), (9, 29834063), (21, 12786027), (61, 4401747), (63, 4262009), (109, 2463363), (183, 1467249), (327, 821121), (427, 628821), (549, 489083), (641, 418887), (763, 351909), (981, 273707), (1281, 209607), (1923, 139629), (2289, 117303), (3843, 69869), (4487, 59841), (5769, 46543), (6649, 40383), (6867, 39101), (13461, 19947)]