221796638

素因数分解:

$2^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{9391}}^1$

素因数の和:9648

約数の個数: 24

約数和(自身を含む): 388659744

約数和(自身を除く): 166863106

約数列:

[1, 2, 7, 14, 49, 98, 241, 482, 1687, 3374, 9391, 11809, 18782, 23618, 65737, 131474, 460159, 920318, 2263231, 4526462, 15842617, 31685234, 110898319, 221796638]

約数ペア:

[(1, 221796638), (2, 110898319), (7, 31685234), (14, 15842617), (49, 4526462), (98, 2263231), (241, 920318), (482, 460159), (1687, 131474), (3374, 65737), (9391, 23618), (11809, 18782)]