20161563279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 32976119808

約数和(自身を除く): 12814556529

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 169, 277, 341, 403, 421, 429, 507, 831, 1023, 1209, 1263, 1859, 3047, 3601, 4433, 4631, 5239, 5473, 5577, 8587, 9141, 10803, 13051, 13299, 13893, 15717, 16419, 25761, 39153, 39611, 46813, 57629, 60203, 71149, 94457, 111631, 116617, 118833, 140439, 143561, 169663, 172887, 180609, 213447, 283371, 334893, 349851, 430683, 508989, 514943, 782639, 1227941, 1282787, 1451203, 1516021, 1544829, 1866293, 2205619, 2347917, 3615127, 3683823, 3848361, 4353609, 4548063, 5598879, 6616857, 10845381, 15963233, 16676231, 19708273, 24261809, 39766397, 46996651, 47889699, 50028693, 59124819, 72785427, 119299191, 140989953, 216791003, 516963161, 610956463, 650373009, 1550889483, 1832869389, 6720521093, 20161563279]

約数ペア:

[(1, 20161563279), (3, 6720521093), (11, 1832869389), (13, 1550889483), (31, 650373009), (33, 610956463), (39, 516963161), (93, 216791003), (143, 140989953), (169, 119299191), (277, 72785427), (341, 59124819), (403, 50028693), (421, 47889699), (429, 46996651), (507, 39766397), (831, 24261809), (1023, 19708273), (1209, 16676231), (1263, 15963233), (1859, 10845381), (3047, 6616857), (3601, 5598879), (4433, 4548063), (4631, 4353609), (5239, 3848361), (5473, 3683823), (5577, 3615127), (8587, 2347917), (9141, 2205619), (10803, 1866293), (13051, 1544829), (13299, 1516021), (13893, 1451203), (15717, 1282787), (16419, 1227941), (25761, 782639), (39153, 514943), (39611, 508989), (46813, 430683), (57629, 349851), (60203, 334893), (71149, 283371), (94457, 213447), (111631, 180609), (116617, 172887), (118833, 169663), (140439, 143561)]