161655998

素因数分解:

$2^1\times 7^2\times {\mathrm{809}}^1\times {\mathrm{2039}}^1$

素因数の和:2864

約数の個数: 24

約数和(自身を含む): 282560400

約数和(自身を除く): 120904402

約数列:

[1, 2, 7, 14, 49, 98, 809, 1618, 2039, 4078, 5663, 11326, 14273, 28546, 39641, 79282, 99911, 199822, 1649551, 3299102, 11546857, 23093714, 80827999, 161655998]

約数ペア:

[(1, 161655998), (2, 80827999), (7, 23093714), (14, 11546857), (49, 3299102), (98, 1649551), (809, 199822), (1618, 99911), (2039, 79282), (4078, 39641), (5663, 28546), (11326, 14273)]