478915281

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1364431}}^1$

素因数の和:1364453

約数の個数: 16

約数和(自身を含む): 764081920

約数和(自身を除く): 285166639

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1364431, 4093293, 12279879, 17737603, 36839637, 53212809, 159638427, 478915281]

約数ペア:

[(1, 478915281), (3, 159638427), (9, 53212809), (13, 36839637), (27, 17737603), (39, 12279879), (117, 4093293), (351, 1364431)]