165162879

素因数分解:

$3^2\times 7^2\times {\mathrm{607}}^1\times {\mathrm{617}}^1$

素因数の和:1244

約数の個数: 36

約数和(自身を含む): 278426304

約数和(自身を除く): 113263425

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 607, 617, 1821, 1851, 4249, 4319, 5463, 5553, 12747, 12957, 29743, 30233, 38241, 38871, 89229, 90699, 267687, 272097, 374519, 1123557, 2621633, 3370671, 7864899, 18351431, 23594697, 55054293, 165162879]

約数ペア:

[(1, 165162879), (3, 55054293), (7, 23594697), (9, 18351431), (21, 7864899), (49, 3370671), (63, 2621633), (147, 1123557), (441, 374519), (607, 272097), (617, 267687), (1821, 90699), (1851, 89229), (4249, 38871), (4319, 38241), (5463, 30233), (5553, 29743), (12747, 12957)]