1388731694

素因数分解:

$2^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{197207}}^1$

素因数の和:197719

約数の個数: 16

約数和(自身を含む): 2385427968

約数和(自身を除く): 996696274

約数列:

[1, 2, 7, 14, 503, 1006, 3521, 7042, 197207, 394414, 1380449, 2760898, 99195121, 198390242, 694365847, 1388731694]

約数ペア:

[(1, 1388731694), (2, 694365847), (7, 198390242), (14, 99195121), (503, 2760898), (1006, 1380449), (3521, 394414), (7042, 197207)]