1286265394

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1\times {\mathrm{3923}}^1$

素因数の和:6305

約数の個数: 16

約数和(自身を含む): 1957919040

約数和(自身を除く): 671653646

約数列:

[1, 2, 71, 142, 2309, 3923, 4618, 7846, 163939, 278533, 327878, 557066, 9058207, 18116414, 643132697, 1286265394]

約数ペア:

[(1, 1286265394), (2, 643132697), (71, 18116414), (142, 9058207), (2309, 557066), (3923, 327878), (4618, 278533), (7846, 163939)]