7947209772

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{619}}^1\times {\mathrm{5023}}^1$

素因数の和:5723

約数の個数: 72

約数和(自身を含む): 20408693760

約数和(自身を除く): 12461483988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 619, 639, 852, 1238, 1278, 1857, 2476, 2556, 3714, 5023, 5571, 7428, 10046, 11142, 15069, 20092, 22284, 30138, 43949, 45207, 60276, 87898, 90414, 131847, 175796, 180828, 263694, 356633, 395541, 527388, 713266, 791082, 1069899, 1426532, 1582164, 2139798, 3109237, 3209697, 4279596, 6218474, 6419394, 9327711, 12436948, 12838788, 18655422, 27983133, 37310844, 55966266, 111932532, 220755827, 441511654, 662267481, 883023308, 1324534962, 1986802443, 2649069924, 3973604886, 7947209772]

約数ペア:

[(1, 7947209772), (2, 3973604886), (3, 2649069924), (4, 1986802443), (6, 1324534962), (9, 883023308), (12, 662267481), (18, 441511654), (36, 220755827), (71, 111932532), (142, 55966266), (213, 37310844), (284, 27983133), (426, 18655422), (619, 12838788), (639, 12436948), (852, 9327711), (1238, 6419394), (1278, 6218474), (1857, 4279596), (2476, 3209697), (2556, 3109237), (3714, 2139798), (5023, 1582164), (5571, 1426532), (7428, 1069899), (10046, 791082), (11142, 713266), (15069, 527388), (20092, 395541), (22284, 356633), (30138, 263694), (43949, 180828), (45207, 175796), (60276, 131847), (87898, 90414)]