1381887

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 2293760

約数和(自身を除く): 911873

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 127, 279, 351, 381, 403, 837, 1143, 1209, 1651, 3429, 3627, 3937, 4953, 10881, 11811, 14859, 35433, 44577, 51181, 106299, 153543, 460629, 1381887]

約数ペア:

[(1, 1381887), (3, 460629), (9, 153543), (13, 106299), (27, 51181), (31, 44577), (39, 35433), (93, 14859), (117, 11811), (127, 10881), (279, 4953), (351, 3937), (381, 3627), (403, 3429), (837, 1651), (1143, 1209)]