12945562557

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1\times {\mathrm{1579}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 17830287360

約数和(自身を除く): 4884724803

約数列:

[1, 3, 61, 71, 183, 213, 631, 1579, 1893, 4331, 4737, 12993, 38491, 44801, 96319, 112109, 115473, 134403, 288957, 336327, 996349, 2732861, 2989047, 6838649, 8198583, 20515947, 60777289, 70740779, 182331867, 212222337, 4315187519, 12945562557]

約数ペア:

[(1, 12945562557), (3, 4315187519), (61, 212222337), (71, 182331867), (183, 70740779), (213, 60777289), (631, 20515947), (1579, 8198583), (1893, 6838649), (4331, 2989047), (4737, 2732861), (12993, 996349), (38491, 336327), (44801, 288957), (96319, 134403), (112109, 115473)]