140121212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1619}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 306996480

約数和(自身を除く): 166875268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 281, 308, 562, 1124, 1619, 1967, 3091, 3238, 3934, 6182, 6476, 7868, 11333, 12364, 17809, 21637, 22666, 35618, 43274, 45332, 71236, 86548, 124663, 249326, 454939, 498652, 909878, 1819756, 3184573, 5004329, 6369146, 10008658, 12738292, 20017316, 35030303, 70060606, 140121212]

約数ペア:

[(1, 140121212), (2, 70060606), (4, 35030303), (7, 20017316), (11, 12738292), (14, 10008658), (22, 6369146), (28, 5004329), (44, 3184573), (77, 1819756), (154, 909878), (281, 498652), (308, 454939), (562, 249326), (1124, 124663), (1619, 86548), (1967, 71236), (3091, 45332), (3238, 43274), (3934, 35618), (6182, 22666), (6476, 21637), (7868, 17809), (11333, 12364)]