81967701192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{390367}}^1$

素因数の和:391062

約数の個数: 64

約数和(自身を含む): 221010746880

約数和(自身を除く): 139043045688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 673, 1346, 2019, 2692, 4038, 5384, 8076, 8749, 16152, 17498, 26247, 34996, 52494, 69992, 104988, 209976, 390367, 780734, 1171101, 1561468, 2342202, 3122936, 4684404, 5074771, 9368808, 10149542, 15224313, 20299084, 30448626, 40598168, 60897252, 121794504, 262716991, 525433982, 788150973, 1050867964, 1576301946, 2101735928, 3152603892, 3415320883, 6305207784, 6830641766, 10245962649, 13661283532, 20491925298, 27322567064, 40983850596, 81967701192]

約数ペア:

[(1, 81967701192), (2, 40983850596), (3, 27322567064), (4, 20491925298), (6, 13661283532), (8, 10245962649), (12, 6830641766), (13, 6305207784), (24, 3415320883), (26, 3152603892), (39, 2101735928), (52, 1576301946), (78, 1050867964), (104, 788150973), (156, 525433982), (312, 262716991), (673, 121794504), (1346, 60897252), (2019, 40598168), (2692, 30448626), (4038, 20299084), (5384, 15224313), (8076, 10149542), (8749, 9368808), (16152, 5074771), (17498, 4684404), (26247, 3122936), (34996, 2342202), (52494, 1561468), (69992, 1171101), (104988, 780734), (209976, 390367)]