131323353

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2803}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 211040256

約数和(自身を除く): 79716903

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 483, 679, 2037, 2231, 2803, 6693, 8409, 15617, 19621, 46851, 58863, 64469, 193407, 271891, 451283, 815673, 1353849, 1903237, 5709711, 6253493, 18760479, 43774451, 131323353]

約数ペア:

[(1, 131323353), (3, 43774451), (7, 18760479), (21, 6253493), (23, 5709711), (69, 1903237), (97, 1353849), (161, 815673), (291, 451283), (483, 271891), (679, 193407), (2037, 64469), (2231, 58863), (2803, 46851), (6693, 19621), (8409, 15617)]