243669890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{840241}}^1$

素因数の和:840277

約数の個数: 16

約数和(自身を含む): 453730680

約数和(自身を除く): 210060790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 840241, 1680482, 4201205, 8402410, 24366989, 48733978, 121834945, 243669890]

約数ペア:

[(1, 243669890), (2, 121834945), (5, 48733978), (10, 24366989), (29, 8402410), (58, 4201205), (145, 1680482), (290, 840241)]