201274990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47137}}^1$

素因数の和:47212

約数の個数: 32

約数和(自身を含む): 420848064

約数和(自身を除く): 219573074

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 47137, 94274, 235685, 329959, 471370, 659918, 1649795, 2875357, 3299590, 5750714, 14376785, 20127499, 28753570, 40254998, 100637495, 201274990]

約数ペア:

[(1, 201274990), (2, 100637495), (5, 40254998), (7, 28753570), (10, 20127499), (14, 14376785), (35, 5750714), (61, 3299590), (70, 2875357), (122, 1649795), (305, 659918), (427, 471370), (610, 329959), (854, 235685), (2135, 94274), (4270, 47137)]