211317078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 491765760

約数和(自身を除く): 280448682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 173, 229, 254, 346, 381, 458, 519, 687, 762, 889, 1038, 1211, 1374, 1603, 1778, 2422, 2667, 3206, 3633, 4809, 5334, 7266, 9618, 21971, 29083, 39617, 43942, 58166, 65913, 79234, 87249, 118851, 131826, 153797, 174498, 203581, 237702, 277319, 307594, 407162, 461391, 554638, 610743, 831957, 922782, 1221486, 1663914, 5031359, 10062718, 15094077, 30188154, 35219513, 70439026, 105658539, 211317078]

約数ペア:

[(1, 211317078), (2, 105658539), (3, 70439026), (6, 35219513), (7, 30188154), (14, 15094077), (21, 10062718), (42, 5031359), (127, 1663914), (173, 1221486), (229, 922782), (254, 831957), (346, 610743), (381, 554638), (458, 461391), (519, 407162), (687, 307594), (762, 277319), (889, 237702), (1038, 203581), (1211, 174498), (1374, 153797), (1603, 131826), (1778, 118851), (2422, 87249), (2667, 79234), (3206, 65913), (3633, 58166), (4809, 43942), (5334, 39617), (7266, 29083), (9618, 21971)]