128480838

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{131371}}^1$

素因数の和:131539

約数の個数: 16

約数和(自身を含む): 258540096

約数和(自身を除く): 130059258

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 131371, 262742, 394113, 788226, 21413473, 42826946, 64240419, 128480838]

約数ペア:

[(1, 128480838), (2, 64240419), (3, 42826946), (6, 21413473), (163, 788226), (326, 394113), (489, 262742), (978, 131371)]