128031246

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{338707}}^1$

素因数の和:338725

約数の個数: 32

約数和(自身を含む): 325159680

約数和(自身を除く): 197128434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 338707, 677414, 1016121, 2032242, 2370949, 3048363, 4741898, 6096726, 7112847, 9145089, 14225694, 18290178, 21338541, 42677082, 64015623, 128031246]

約数ペア:

[(1, 128031246), (2, 64015623), (3, 42677082), (6, 21338541), (7, 18290178), (9, 14225694), (14, 9145089), (18, 7112847), (21, 6096726), (27, 4741898), (42, 3048363), (54, 2370949), (63, 2032242), (126, 1016121), (189, 677414), (378, 338707)]