1280457782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{146539}}^1$

素因数の和:146815

約数の個数: 16

約数和(自身を含む): 2041595280

約数和(自身を除く): 761137498

約数列:

[1, 2, 17, 34, 257, 514, 4369, 8738, 146539, 293078, 2491163, 4982326, 37660523, 75321046, 640228891, 1280457782]

約数ペア:

[(1, 1280457782), (2, 640228891), (17, 75321046), (34, 37660523), (257, 4982326), (514, 2491163), (4369, 293078), (8738, 146539)]