81346503

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{22391}}^1$

素因数の和:22574

約数の個数: 16

約数和(自身を含む): 124678656

約数和(自身を除く): 43332153

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 22391, 67173, 156737, 470211, 3873643, 11620929, 27115501, 81346503]

約数ペア:

[(1, 81346503), (3, 27115501), (7, 11620929), (21, 3873643), (173, 470211), (519, 156737), (1211, 67173), (3633, 22391)]