67472991

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 99116160

約数和(自身を除く): 31643169

約数列:

[1, 3, 9, 131, 151, 379, 393, 453, 1137, 1179, 1359, 3411, 19781, 49649, 57229, 59343, 148947, 171687, 178029, 446841, 515061, 7496999, 22490997, 67472991]

約数ペア:

[(1, 67472991), (3, 22490997), (9, 7496999), (131, 515061), (151, 446841), (379, 178029), (393, 171687), (453, 148947), (1137, 59343), (1179, 57229), (1359, 49649), (3411, 19781)]