213004744

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{4987}}^1$

素因数の和:5293

約数の個数: 32

約数和(自身を含む): 421984800

約数和(自身を除く): 208980056

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 281, 562, 1124, 2248, 4987, 5339, 9974, 10678, 19948, 21356, 39896, 42712, 94753, 189506, 379012, 758024, 1401347, 2802694, 5605388, 11210776, 26625593, 53251186, 106502372, 213004744]

約数ペア:

[(1, 213004744), (2, 106502372), (4, 53251186), (8, 26625593), (19, 11210776), (38, 5605388), (76, 2802694), (152, 1401347), (281, 758024), (562, 379012), (1124, 189506), (2248, 94753), (4987, 42712), (5339, 39896), (9974, 21356), (10678, 19948)]