509138128

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{443}}^1\times {\mathrm{659}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 999266400

約数和(自身を除く): 490128272

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 443, 659, 872, 886, 1318, 1744, 1772, 2636, 3544, 5272, 7088, 10544, 48287, 71831, 96574, 143662, 193148, 287324, 291937, 386296, 574648, 583874, 772592, 1149296, 1167748, 2335496, 4670992, 31821133, 63642266, 127284532, 254569064, 509138128]

約数ペア:

[(1, 509138128), (2, 254569064), (4, 127284532), (8, 63642266), (16, 31821133), (109, 4670992), (218, 2335496), (436, 1167748), (443, 1149296), (659, 772592), (872, 583874), (886, 574648), (1318, 386296), (1744, 291937), (1772, 287324), (2636, 193148), (3544, 143662), (5272, 96574), (7088, 71831), (10544, 48287)]