721311232

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{11093}}^1$

素因数の和:11238

約数の個数: 40

約数和(自身を含む): 1452692736

約数和(自身を除く): 731381504

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 2032, 4064, 8128, 11093, 16256, 22186, 32512, 44372, 65024, 88744, 177488, 354976, 709952, 1408811, 1419904, 2817622, 2839808, 5635244, 5679616, 11270488, 22540976, 45081952, 90163904, 180327808, 360655616, 721311232]

約数ペア:

[(1, 721311232), (2, 360655616), (4, 180327808), (8, 90163904), (16, 45081952), (32, 22540976), (64, 11270488), (127, 5679616), (128, 5635244), (254, 2839808), (256, 2817622), (508, 1419904), (512, 1408811), (1016, 709952), (2032, 354976), (4064, 177488), (8128, 88744), (11093, 65024), (16256, 44372), (22186, 32512)]