1228266578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1587

約数の個数: 64

約数和(自身を含む): 2375854848

約数和(自身を除く): 1147588270

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 157, 259, 314, 407, 518, 814, 1099, 1373, 1727, 2198, 2746, 2849, 3454, 5698, 5809, 9611, 11618, 12089, 15103, 19222, 24178, 30206, 40663, 50801, 63899, 81326, 101602, 105721, 127798, 211442, 215561, 355607, 431122, 447293, 558811, 711214, 894586, 1117622, 1508927, 2371171, 3017854, 3911677, 4742342, 7823354, 7975757, 15951514, 16598197, 33196394, 55830299, 87733327, 111660598, 175466654, 614133289, 1228266578]

約数ペア:

[(1, 1228266578), (2, 614133289), (7, 175466654), (11, 111660598), (14, 87733327), (22, 55830299), (37, 33196394), (74, 16598197), (77, 15951514), (154, 7975757), (157, 7823354), (259, 4742342), (314, 3911677), (407, 3017854), (518, 2371171), (814, 1508927), (1099, 1117622), (1373, 894586), (1727, 711214), (2198, 558811), (2746, 447293), (2849, 431122), (3454, 355607), (5698, 215561), (5809, 211442), (9611, 127798), (11618, 105721), (12089, 101602), (15103, 81326), (19222, 63899), (24178, 50801), (30206, 40663)]