133731376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{194377}}^1$

素因数の和:194428

約数の個数: 20

約数和(自身を含む): 265131592

約数和(自身を除く): 131400216

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 194377, 388754, 777508, 1555016, 3110032, 8358211, 16716422, 33432844, 66865688, 133731376]

約数ペア:

[(1, 133731376), (2, 66865688), (4, 33432844), (8, 16716422), (16, 8358211), (43, 3110032), (86, 1555016), (172, 777508), (344, 388754), (688, 194377)]