202221048729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{506819671}}^1$

素因数の和:506819700

約数の個数: 16

約数和(自身を含む): 324364590080

約数和(自身を除く): 122143541351

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 506819671, 1520459013, 3547737697, 9629573749, 10643213091, 28888721247, 67407016243, 202221048729]

約数ペア:

[(1, 202221048729), (3, 67407016243), (7, 28888721247), (19, 10643213091), (21, 9629573749), (57, 3547737697), (133, 1520459013), (399, 506819671)]