128568459

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 189504000

約数和(自身を除く): 60935541

約数列:

[1, 3, 19, 23, 57, 69, 281, 349, 437, 843, 1047, 1311, 5339, 6463, 6631, 8027, 16017, 19389, 19893, 24081, 98069, 122797, 152513, 294207, 368391, 457539, 1863311, 2255587, 5589933, 6766761, 42856153, 128568459]

約数ペア:

[(1, 128568459), (3, 42856153), (19, 6766761), (23, 5589933), (57, 2255587), (69, 1863311), (281, 457539), (349, 368391), (437, 294207), (843, 152513), (1047, 122797), (1311, 98069), (5339, 24081), (6463, 19893), (6631, 19389), (8027, 16017)]