199456411

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2357}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 254833776

約数和(自身を除く): 55377365

約数列:

[1, 7, 11, 49, 77, 157, 539, 1099, 1727, 2357, 7693, 12089, 16499, 25927, 84623, 115493, 181489, 370049, 1270423, 2590343, 4070539, 18132401, 28493773, 199456411]

約数ペア:

[(1, 199456411), (7, 28493773), (11, 18132401), (49, 4070539), (77, 2590343), (157, 1270423), (539, 370049), (1099, 181489), (1727, 115493), (2357, 84623), (7693, 25927), (12089, 16499)]