778821008

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131203}}^1$

素因数の和:131271

約数の個数: 40

約数和(自身を含む): 1757083968

約数和(自身を除く): 978262960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 131203, 262406, 524812, 918421, 1049624, 1836842, 2099248, 3673684, 6953759, 7347368, 13907518, 14694736, 27815036, 48676313, 55630072, 97352626, 111260144, 194705252, 389410504, 778821008]

約数ペア:

[(1, 778821008), (2, 389410504), (4, 194705252), (7, 111260144), (8, 97352626), (14, 55630072), (16, 48676313), (28, 27815036), (53, 14694736), (56, 13907518), (106, 7347368), (112, 6953759), (212, 3673684), (371, 2099248), (424, 1836842), (742, 1049624), (848, 918421), (1484, 524812), (2968, 262406), (5936, 131203)]