27718041

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 14956647

約数列:

[1, 3, 13, 17, 39, 51, 97, 221, 291, 431, 663, 1261, 1293, 1649, 3783, 4947, 5603, 7327, 16809, 21437, 21981, 41807, 64311, 95251, 125421, 285753, 543491, 710719, 1630473, 2132157, 9239347, 27718041]

約数ペア:

[(1, 27718041), (3, 9239347), (13, 2132157), (17, 1630473), (39, 710719), (51, 543491), (97, 285753), (221, 125421), (291, 95251), (431, 64311), (663, 41807), (1261, 21981), (1293, 21437), (1649, 16809), (3783, 7327), (4947, 5603)]