199551464

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 447897600

約数和(自身を除く): 248346136

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 217, 248, 284, 434, 497, 568, 868, 994, 1619, 1736, 1988, 2201, 3238, 3976, 4402, 6476, 8804, 11333, 12952, 15407, 17608, 22666, 30814, 45332, 50189, 61628, 90664, 100378, 114949, 123256, 200756, 229898, 351323, 401512, 459796, 702646, 804643, 919592, 1405292, 1609286, 2810584, 3218572, 3563419, 6437144, 7126838, 14253676, 24943933, 28507352, 49887866, 99775732, 199551464]

約数ペア:

[(1, 199551464), (2, 99775732), (4, 49887866), (7, 28507352), (8, 24943933), (14, 14253676), (28, 7126838), (31, 6437144), (56, 3563419), (62, 3218572), (71, 2810584), (124, 1609286), (142, 1405292), (217, 919592), (248, 804643), (284, 702646), (434, 459796), (497, 401512), (568, 351323), (868, 229898), (994, 200756), (1619, 123256), (1736, 114949), (1988, 100378), (2201, 90664), (3238, 61628), (3976, 50189), (4402, 45332), (6476, 30814), (8804, 22666), (11333, 17608), (12952, 15407)]