66940557

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{7639}}^1$

素因数の和:7792

約数の個数: 16

約数和(自身を含む): 93880320

約数和(自身を除く): 26939763

約数列:

[1, 3, 23, 69, 127, 381, 2921, 7639, 8763, 22917, 175697, 527091, 970153, 2910459, 22313519, 66940557]

約数ペア:

[(1, 66940557), (3, 22313519), (23, 2910459), (69, 970153), (127, 527091), (381, 175697), (2921, 22917), (7639, 8763)]