55564821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4485

約数の個数: 24

約数和(自身を含む): 87247160

約数和(自身を除く): 31682339

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 4251, 4357, 12753, 13071, 39213, 56641, 169923, 474913, 509769, 1424739, 4274217, 6173869, 18521607, 55564821]

約数ペア:

[(1, 55564821), (3, 18521607), (9, 6173869), (13, 4274217), (39, 1424739), (109, 509769), (117, 474913), (327, 169923), (981, 56641), (1417, 39213), (4251, 13071), (4357, 12753)]