15881334

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{378127}}^1$

素因数の和:378139

約数の個数: 16

約数和(自身を含む): 36300288

約数和(自身を除く): 20418954

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 378127, 756254, 1134381, 2268762, 2646889, 5293778, 7940667, 15881334]

約数ペア:

[(1, 15881334), (2, 7940667), (3, 5293778), (6, 2646889), (7, 2268762), (14, 1134381), (21, 756254), (42, 378127)]