289747779

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{138569}}^1$

素因数の和:138630

約数の個数: 16

約数和(自身を含む): 419035680

約数和(自身を除く): 129287901

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 138569, 415707, 2355673, 5681329, 7067019, 17043987, 96582593, 289747779]

約数ペア:

[(1, 289747779), (3, 96582593), (17, 17043987), (41, 7067019), (51, 5681329), (123, 2355673), (697, 415707), (2091, 138569)]