71431408

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{153947}}^1$

素因数の和:153984

約数の個数: 20

約数和(自身を含む): 143171640

約数和(自身を除く): 71740232

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 153947, 307894, 615788, 1231576, 2463152, 4464463, 8928926, 17857852, 35715704, 71431408]

約数ペア:

[(1, 71431408), (2, 35715704), (4, 17857852), (8, 8928926), (16, 4464463), (29, 2463152), (58, 1231576), (116, 615788), (232, 307894), (464, 153947)]