8987868428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{678637}}^1$

素因数の和:678702

約数の個数: 48

約数和(自身を含む): 20065968384

約数和(自身を除く): 11078099956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 3311, 6622, 13244, 678637, 1357274, 2714548, 4750459, 7465007, 9500918, 14930014, 19001836, 29181391, 29860028, 52255049, 58362782, 104510098, 116725564, 204269737, 209020196, 320995301, 408539474, 641990602, 817078948, 1283981204, 2246967107, 4493934214, 8987868428]

約数ペア:

[(1, 8987868428), (2, 4493934214), (4, 2246967107), (7, 1283981204), (11, 817078948), (14, 641990602), (22, 408539474), (28, 320995301), (43, 209020196), (44, 204269737), (77, 116725564), (86, 104510098), (154, 58362782), (172, 52255049), (301, 29860028), (308, 29181391), (473, 19001836), (602, 14930014), (946, 9500918), (1204, 7465007), (1892, 4750459), (3311, 2714548), (6622, 1357274), (13244, 678637)]