261620001

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{673}}^1\times {\mathrm{919}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 386929920

約数和(自身を除く): 125309919

約数列:

[1, 3, 9, 47, 141, 423, 673, 919, 2019, 2757, 6057, 8271, 31631, 43193, 94893, 129579, 284679, 388737, 618487, 1855461, 5566383, 29068889, 87206667, 261620001]

約数ペア:

[(1, 261620001), (3, 87206667), (9, 29068889), (47, 5566383), (141, 1855461), (423, 618487), (673, 388737), (919, 284679), (2019, 129579), (2757, 94893), (6057, 43193), (8271, 31631)]