201220538421

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{40091759}}^1$

素因数の和:40092008

約数の個数: 16

約数和(自身を含む): 307904716800

約数和(自身を除く): 106684178379

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 40091759, 120275277, 280642313, 841926939, 9581930401, 28745791203, 67073512807, 201220538421]

約数ペア:

[(1, 201220538421), (3, 67073512807), (7, 28745791203), (21, 9581930401), (239, 841926939), (717, 280642313), (1673, 120275277), (5019, 40091759)]