1728256

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 3552472

約数和(自身を除く): 1824216

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 157, 172, 256, 314, 344, 628, 688, 1256, 1376, 2512, 2752, 5024, 5504, 6751, 10048, 11008, 13502, 20096, 27004, 40192, 54008, 108016, 216032, 432064, 864128, 1728256]

約数ペア:

[(1, 1728256), (2, 864128), (4, 432064), (8, 216032), (16, 108016), (32, 54008), (43, 40192), (64, 27004), (86, 20096), (128, 13502), (157, 11008), (172, 10048), (256, 6751), (314, 5504), (344, 5024), (628, 2752), (688, 2512), (1256, 1376)]