988894844

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{1693}}^1$

素因数の和:2634

約数の個数: 48

約数和(自身を含む): 2067276288

約数和(自身を除く): 1078381444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 907, 1693, 1814, 3386, 3628, 6349, 6772, 11851, 12698, 20861, 23702, 25396, 38939, 41722, 47404, 77878, 83444, 146027, 155756, 272573, 292054, 545146, 584108, 1090292, 1535551, 3071102, 6142204, 10748857, 21497714, 35317673, 42995428, 70635346, 141270692, 247223711, 494447422, 988894844]

約数ペア:

[(1, 988894844), (2, 494447422), (4, 247223711), (7, 141270692), (14, 70635346), (23, 42995428), (28, 35317673), (46, 21497714), (92, 10748857), (161, 6142204), (322, 3071102), (644, 1535551), (907, 1090292), (1693, 584108), (1814, 545146), (3386, 292054), (3628, 272573), (6349, 155756), (6772, 146027), (11851, 83444), (12698, 77878), (20861, 47404), (23702, 41722), (25396, 38939)]