1388996

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 2808960

約数和(自身を除く): 1419964

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 439, 452, 791, 878, 1582, 1756, 3073, 3164, 6146, 12292, 49607, 99214, 198428, 347249, 694498, 1388996]

約数ペア:

[(1, 1388996), (2, 694498), (4, 347249), (7, 198428), (14, 99214), (28, 49607), (113, 12292), (226, 6146), (439, 3164), (452, 3073), (791, 1756), (878, 1582)]