39961272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 108218880

約数和(自身を除く): 68257608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 263, 312, 487, 526, 789, 974, 1052, 1461, 1578, 1948, 2104, 2922, 3156, 3419, 3896, 5844, 6312, 6331, 6838, 10257, 11688, 12662, 13676, 18993, 20514, 25324, 27352, 37986, 41028, 50648, 75972, 82056, 128081, 151944, 256162, 384243, 512324, 768486, 1024648, 1536972, 1665053, 3073944, 3330106, 4995159, 6660212, 9990318, 13320424, 19980636, 39961272]

約数ペア:

[(1, 39961272), (2, 19980636), (3, 13320424), (4, 9990318), (6, 6660212), (8, 4995159), (12, 3330106), (13, 3073944), (24, 1665053), (26, 1536972), (39, 1024648), (52, 768486), (78, 512324), (104, 384243), (156, 256162), (263, 151944), (312, 128081), (487, 82056), (526, 75972), (789, 50648), (974, 41028), (1052, 37986), (1461, 27352), (1578, 25324), (1948, 20514), (2104, 18993), (2922, 13676), (3156, 12662), (3419, 11688), (3896, 10257), (5844, 6838), (6312, 6331)]