388188087

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{393301}}^1$

素因数の和:393358

約数の個数: 16

約数和(自身を含む): 604111872

約数和(自身を除く): 215923785

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 393301, 1179903, 2753107, 8259321, 18485147, 55455441, 129396029, 388188087]

約数ペア:

[(1, 388188087), (3, 129396029), (7, 55455441), (21, 18485147), (47, 8259321), (141, 2753107), (329, 1179903), (987, 393301)]