989544304

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{285007}}^1$

素因数の和:285053

約数の個数: 40

約数和(自身を含む): 2261823488

約数和(自身を除く): 1272279184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 285007, 570014, 1140028, 1995049, 2280056, 3990098, 4560112, 7980196, 8835217, 15960392, 17670434, 31920784, 35340868, 61846519, 70681736, 123693038, 141363472, 247386076, 494772152, 989544304]

約数ペア:

[(1, 989544304), (2, 494772152), (4, 247386076), (7, 141363472), (8, 123693038), (14, 70681736), (16, 61846519), (28, 35340868), (31, 31920784), (56, 17670434), (62, 15960392), (112, 8835217), (124, 7980196), (217, 4560112), (248, 3990098), (434, 2280056), (496, 1995049), (868, 1140028), (1736, 570014), (3472, 285007)]