17916353

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 5307967

約数列:

[1, 7, 13, 47, 59, 71, 91, 329, 413, 497, 611, 767, 923, 2773, 3337, 4189, 4277, 5369, 6461, 19411, 23359, 29323, 36049, 43381, 54457, 196883, 252343, 303667, 381199, 1378181, 2559479, 17916353]

約数ペア:

[(1, 17916353), (7, 2559479), (13, 1378181), (47, 381199), (59, 303667), (71, 252343), (91, 196883), (329, 54457), (413, 43381), (497, 36049), (611, 29323), (767, 23359), (923, 19411), (2773, 6461), (3337, 5369), (4189, 4277)]