2772070821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 4660830720

約数和(自身を除く): 1888759899

約数列:

[1, 3, 9, 13, 29, 37, 39, 71, 87, 111, 117, 213, 261, 311, 333, 377, 481, 639, 923, 933, 1073, 1131, 1443, 2059, 2627, 2769, 2799, 3219, 3393, 4043, 4329, 6177, 7881, 8307, 9019, 9657, 11507, 12129, 13949, 18531, 22081, 23643, 26767, 27057, 34151, 34521, 36387, 41847, 66243, 76183, 80301, 81171, 102453, 103563, 117247, 125541, 149591, 198729, 228549, 240903, 287053, 307359, 333703, 351741, 448773, 640349, 685647, 816997, 861159, 990379, 1001109, 1055223, 1346319, 1921047, 2450991, 2583477, 2971137, 3003327, 4338139, 5763141, 7352973, 8324537, 8913411, 10620961, 13014417, 23692913, 24973611, 31862883, 39043251, 71078739, 74920833, 95588649, 213236217, 308007869, 924023607, 2772070821]

約数ペア:

[(1, 2772070821), (3, 924023607), (9, 308007869), (13, 213236217), (29, 95588649), (37, 74920833), (39, 71078739), (71, 39043251), (87, 31862883), (111, 24973611), (117, 23692913), (213, 13014417), (261, 10620961), (311, 8913411), (333, 8324537), (377, 7352973), (481, 5763141), (639, 4338139), (923, 3003327), (933, 2971137), (1073, 2583477), (1131, 2450991), (1443, 1921047), (2059, 1346319), (2627, 1055223), (2769, 1001109), (2799, 990379), (3219, 861159), (3393, 816997), (4043, 685647), (4329, 640349), (6177, 448773), (7881, 351741), (8307, 333703), (9019, 307359), (9657, 287053), (11507, 240903), (12129, 228549), (13949, 198729), (18531, 149591), (22081, 125541), (23643, 117247), (26767, 103563), (27057, 102453), (34151, 81171), (34521, 80301), (36387, 76183), (41847, 66243)]