78386668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1289}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 143468640

約数和(自身を除く): 65081972

約数列:

[1, 2, 4, 23, 46, 92, 661, 1289, 1322, 2578, 2644, 5156, 15203, 29647, 30406, 59294, 60812, 118588, 852029, 1704058, 3408116, 19596667, 39193334, 78386668]

約数ペア:

[(1, 78386668), (2, 39193334), (4, 19596667), (23, 3408116), (46, 1704058), (92, 852029), (661, 118588), (1289, 60812), (1322, 59294), (2578, 30406), (2644, 29647), (5156, 15203)]