1815678882

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{3407}}^1$

素因数の和:3628

約数の個数: 64

約数和(自身を含む): 4122316800

約数和(自身を除く): 2306637918

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 139, 142, 213, 278, 417, 426, 639, 834, 1251, 1278, 1917, 2502, 3407, 3753, 3834, 6814, 7506, 9869, 10221, 19738, 20442, 29607, 30663, 59214, 61326, 88821, 91989, 177642, 183978, 241897, 266463, 473573, 483794, 532926, 725691, 947146, 1420719, 1451382, 2177073, 2841438, 4262157, 4354146, 6531219, 8524314, 12786471, 13062438, 25572942, 33623683, 67247366, 100871049, 201742098, 302613147, 605226294, 907839441, 1815678882]

約数ペア:

[(1, 1815678882), (2, 907839441), (3, 605226294), (6, 302613147), (9, 201742098), (18, 100871049), (27, 67247366), (54, 33623683), (71, 25572942), (139, 13062438), (142, 12786471), (213, 8524314), (278, 6531219), (417, 4354146), (426, 4262157), (639, 2841438), (834, 2177073), (1251, 1451382), (1278, 1420719), (1917, 947146), (2502, 725691), (3407, 532926), (3753, 483794), (3834, 473573), (6814, 266463), (7506, 241897), (9869, 183978), (10221, 177642), (19738, 91989), (20442, 88821), (29607, 61326), (30663, 59214)]