1282161190

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{978749}}^1$

素因数の和:978887

約数の個数: 16

約数和(自身を含む): 2325510000

約数和(自身を除く): 1043348810

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 978749, 1957498, 4893745, 9787490, 128216119, 256432238, 641080595, 1282161190]

約数ペア:

[(1, 1282161190), (2, 641080595), (5, 256432238), (10, 128216119), (131, 9787490), (262, 4893745), (655, 1957498), (1310, 978749)]