399837354

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1359991}}^1$

素因数の和:1360010

約数の個数: 24

約数和(自身を含む): 930234528

約数和(自身を除く): 530397174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1359991, 2719982, 4079973, 8159946, 9519937, 19039874, 28559811, 57119622, 66639559, 133279118, 199918677, 399837354]

約数ペア:

[(1, 399837354), (2, 199918677), (3, 133279118), (6, 66639559), (7, 57119622), (14, 28559811), (21, 19039874), (42, 9519937), (49, 8159946), (98, 4079973), (147, 2719982), (294, 1359991)]