72928289

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7723}}^1$

素因数の和:7820

約数の個数: 16

約数和(自身を含む): 88980480

約数和(自身を除く): 16052191

約数列:

[1, 7, 19, 71, 133, 497, 1349, 7723, 9443, 54061, 146737, 548333, 1027159, 3838331, 10418327, 72928289]

約数ペア:

[(1, 72928289), (7, 10418327), (19, 3838331), (71, 1027159), (133, 548333), (497, 146737), (1349, 54061), (7723, 9443)]