1293495999

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1\times {\mathrm{15991}}^1$

素因数の和:16510

約数の個数: 16

約数和(自身を含む): 1757840640

約数和(自身を除く): 464344641

約数列:

[1, 3, 59, 177, 457, 1371, 15991, 26963, 47973, 80889, 943469, 2830407, 7307887, 21923661, 431165333, 1293495999]

約数ペア:

[(1, 1293495999), (3, 431165333), (59, 21923661), (177, 7307887), (457, 2830407), (1371, 943469), (15991, 80889), (26963, 47973)]