488977167

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{1087}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 770965504

約数和(自身を除く): 281988337

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 691, 1087, 2073, 3261, 4837, 7609, 14511, 21421, 22827, 33697, 64263, 101091, 149947, 235879, 449841, 707637, 751117, 2253351, 5257819, 15773457, 23284627, 69853881, 162992389, 488977167]

約数ペア:

[(1, 488977167), (3, 162992389), (7, 69853881), (21, 23284627), (31, 15773457), (93, 5257819), (217, 2253351), (651, 751117), (691, 707637), (1087, 449841), (2073, 235879), (3261, 149947), (4837, 101091), (7609, 64263), (14511, 33697), (21421, 22827)]