1382321878

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{279709}}^1$

素因数の和:280071

約数の個数: 16

約数和(自身を含む): 2376416160

約数和(自身を除く): 994094282

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4942, 279709, 559418, 1957963, 3915926, 98737277, 197474554, 691160939, 1382321878]

約数ペア:

[(1, 1382321878), (2, 691160939), (7, 197474554), (14, 98737277), (353, 3915926), (706, 1957963), (2471, 559418), (4942, 279709)]