16697290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 30929040

約数和(自身を除く): 14231750

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 257, 365, 445, 514, 730, 890, 1285, 2570, 6497, 12994, 18761, 22873, 32485, 37522, 45746, 64970, 93805, 114365, 187610, 228730, 1669729, 3339458, 8348645, 16697290]

約数ペア:

[(1, 16697290), (2, 8348645), (5, 3339458), (10, 1669729), (73, 228730), (89, 187610), (146, 114365), (178, 93805), (257, 64970), (365, 45746), (445, 37522), (514, 32485), (730, 22873), (890, 18761), (1285, 12994), (2570, 6497)]