200918081

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 260224104

約数和(自身を除く): 59306023

約数列:

[1, 7, 13, 41, 49, 91, 157, 287, 343, 533, 637, 1099, 2009, 2041, 2401, 3731, 4459, 6437, 7693, 14063, 14287, 26117, 31213, 45059, 53851, 83681, 98441, 100009, 182819, 315413, 376957, 585767, 700063, 1279733, 2207891, 4100369, 4900441, 15455237, 28702583, 200918081]

約数ペア:

[(1, 200918081), (7, 28702583), (13, 15455237), (41, 4900441), (49, 4100369), (91, 2207891), (157, 1279733), (287, 700063), (343, 585767), (533, 376957), (637, 315413), (1099, 182819), (2009, 100009), (2041, 98441), (2401, 83681), (3731, 53851), (4459, 45059), (6437, 31213), (7693, 26117), (14063, 14287)]