1320287529

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{563503}}^1$

素因数の和:563588

約数の個数: 16

約数和(自身を含む): 1947469824

約数和(自身を除く): 627182295

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 563503, 1690509, 6198533, 18595599, 40008713, 120026139, 440095843, 1320287529]

約数ペア:

[(1, 1320287529), (3, 440095843), (11, 120026139), (33, 40008713), (71, 18595599), (213, 6198533), (781, 1690509), (2343, 563503)]