1312256

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{233}}^1$

素因数の和:262

約数の個数: 40

約数和(自身を含む): 2872584

約数和(自身を除く): 1560328

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 233, 256, 352, 466, 512, 704, 932, 1408, 1864, 2563, 2816, 3728, 5126, 5632, 7456, 10252, 14912, 20504, 29824, 41008, 59648, 82016, 119296, 164032, 328064, 656128, 1312256]

約数ペア:

[(1, 1312256), (2, 656128), (4, 328064), (8, 164032), (11, 119296), (16, 82016), (22, 59648), (32, 41008), (44, 29824), (64, 20504), (88, 14912), (128, 10252), (176, 7456), (233, 5632), (256, 5126), (352, 3728), (466, 2816), (512, 2563), (704, 1864), (932, 1408)]