2155490078

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1483}}^1$

素因数の和:1737

約数の個数: 64

約数和(自身を含む): 4061933568

約数和(自身を除く): 1906443490

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 197, 217, 238, 394, 434, 527, 1054, 1379, 1483, 2758, 2966, 3349, 3689, 6107, 6698, 7378, 10381, 12214, 20762, 23443, 25211, 42749, 45973, 46886, 50422, 85498, 91946, 103819, 176477, 207638, 292151, 321811, 352954, 584302, 643622, 726733, 781541, 1453466, 1563082, 2045057, 4090114, 4966567, 5470787, 9056681, 9933134, 10941574, 18113362, 34765969, 63396767, 69531938, 126793534, 153963577, 307927154, 1077745039, 2155490078]

約数ペア:

[(1, 2155490078), (2, 1077745039), (7, 307927154), (14, 153963577), (17, 126793534), (31, 69531938), (34, 63396767), (62, 34765969), (119, 18113362), (197, 10941574), (217, 9933134), (238, 9056681), (394, 5470787), (434, 4966567), (527, 4090114), (1054, 2045057), (1379, 1563082), (1483, 1453466), (2758, 781541), (2966, 726733), (3349, 643622), (3689, 584302), (6107, 352954), (6698, 321811), (7378, 292151), (10381, 207638), (12214, 176477), (20762, 103819), (23443, 91946), (25211, 85498), (42749, 50422), (45973, 46886)]