245968384

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{15497}}^1$

素因数の和:15546

約数の個数: 40

約数和(自身を含む): 507342528

約数和(自身を除く): 261374144

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15497, 15872, 30994, 61988, 123976, 247952, 480407, 495904, 960814, 991808, 1921628, 1983616, 3843256, 3967232, 7686512, 7934464, 15373024, 30746048, 61492096, 122984192, 245968384]

約数ペア:

[(1, 245968384), (2, 122984192), (4, 61492096), (8, 30746048), (16, 15373024), (31, 7934464), (32, 7686512), (62, 3967232), (64, 3843256), (124, 1983616), (128, 1921628), (248, 991808), (256, 960814), (496, 495904), (512, 480407), (992, 247952), (1984, 123976), (3968, 61988), (7936, 30994), (15497, 15872)]