257839104

素因数分解:

$2^{12}\times 3^1\times {\mathrm{20983}}^1$

素因数の和:21010

約数の個数: 52

約数和(自身を含む): 687519776

約数和(自身を除く): 429680672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 2048, 3072, 4096, 6144, 12288, 20983, 41966, 62949, 83932, 125898, 167864, 251796, 335728, 503592, 671456, 1007184, 1342912, 2014368, 2685824, 4028736, 5371648, 8057472, 10743296, 16114944, 21486592, 32229888, 42973184, 64459776, 85946368, 128919552, 257839104]

約数ペア:

[(1, 257839104), (2, 128919552), (3, 85946368), (4, 64459776), (6, 42973184), (8, 32229888), (12, 21486592), (16, 16114944), (24, 10743296), (32, 8057472), (48, 5371648), (64, 4028736), (96, 2685824), (128, 2014368), (192, 1342912), (256, 1007184), (384, 671456), (512, 503592), (768, 335728), (1024, 251796), (1536, 167864), (2048, 125898), (3072, 83932), (4096, 62949), (6144, 41966), (12288, 20983)]