27778179

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 44158464

約数和(自身を除く): 16380285

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 803, 887, 949, 2409, 2661, 2847, 9757, 10439, 11531, 29271, 31317, 34593, 64751, 126841, 194253, 380523, 712261, 841763, 2136783, 2525289, 9259393, 27778179]

約数ペア:

[(1, 27778179), (3, 9259393), (11, 2525289), (13, 2136783), (33, 841763), (39, 712261), (73, 380523), (143, 194253), (219, 126841), (429, 64751), (803, 34593), (887, 31317), (949, 29271), (2409, 11531), (2661, 10439), (2847, 9757)]