247942390

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{4027}}^1$

素因数の和:4212

約数の個数: 32

約数和(自身を含む): 459385344

約数和(自身を除く): 211442954

約数列:

[1, 2, 5, 10, 47, 94, 131, 235, 262, 470, 655, 1310, 4027, 6157, 8054, 12314, 20135, 30785, 40270, 61570, 189269, 378538, 527537, 946345, 1055074, 1892690, 2637685, 5275370, 24794239, 49588478, 123971195, 247942390]

約数ペア:

[(1, 247942390), (2, 123971195), (5, 49588478), (10, 24794239), (47, 5275370), (94, 2637685), (131, 1892690), (235, 1055074), (262, 946345), (470, 527537), (655, 378538), (1310, 189269), (4027, 61570), (6157, 40270), (8054, 30785), (12314, 20135)]