31107219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1229}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 18486381

約数列:

[1, 3, 11, 13, 33, 39, 59, 143, 177, 429, 649, 767, 1229, 1947, 2301, 3687, 8437, 13519, 15977, 25311, 40557, 47931, 72511, 175747, 217533, 527241, 797621, 942643, 2392863, 2827929, 10369073, 31107219]

約数ペア:

[(1, 31107219), (3, 10369073), (11, 2827929), (13, 2392863), (33, 942643), (39, 797621), (59, 527241), (143, 217533), (177, 175747), (429, 72511), (649, 47931), (767, 40557), (1229, 25311), (1947, 15977), (2301, 13519), (3687, 8437)]