128255386

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{194917}}^1$

素因数の和:194973

約数の個数: 16

約数和(自身を含む): 224545536

約数和(自身を除く): 96290150

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 194917, 389834, 1364419, 2728838, 9161099, 18322198, 64127693, 128255386]

約数ペア:

[(1, 128255386), (2, 64127693), (7, 18322198), (14, 9161099), (47, 2728838), (94, 1364419), (329, 389834), (658, 194917)]