13404741

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 21504000

約数和(自身を除く): 8099259

約数列:

[1, 3, 7, 21, 31, 59, 93, 177, 217, 349, 413, 651, 1047, 1239, 1829, 2443, 5487, 7329, 10819, 12803, 20591, 32457, 38409, 61773, 75733, 144137, 227199, 432411, 638321, 1914963, 4468247, 13404741]

約数ペア:

[(1, 13404741), (3, 4468247), (7, 1914963), (21, 638321), (31, 432411), (59, 227199), (93, 144137), (177, 75733), (217, 61773), (349, 38409), (413, 32457), (651, 20591), (1047, 12803), (1239, 10819), (1829, 7329), (2443, 5487)]