257021616

素因数分解:

$2^4\times 3^1\times {\mathrm{5354617}}^1$

素因数の和:5354628

約数の個数: 20

約数和(自身を含む): 663972632

約数和(自身を除く): 406951016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5354617, 10709234, 16063851, 21418468, 32127702, 42836936, 64255404, 85673872, 128510808, 257021616]

約数ペア:

[(1, 257021616), (2, 128510808), (3, 85673872), (4, 64255404), (6, 42836936), (8, 32127702), (12, 21418468), (16, 16063851), (24, 10709234), (48, 5354617)]