251012804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{523}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 513050496

約数和(自身を除く): 262037692

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 281, 427, 523, 562, 854, 1046, 1124, 1708, 1967, 2092, 3661, 3934, 7322, 7868, 14644, 17141, 31903, 34282, 63806, 68564, 119987, 127612, 146963, 223321, 239974, 293926, 446642, 479948, 587852, 893284, 1028741, 2057482, 4114964, 8964743, 17929486, 35858972, 62753201, 125506402, 251012804]

約数ペア:

[(1, 251012804), (2, 125506402), (4, 62753201), (7, 35858972), (14, 17929486), (28, 8964743), (61, 4114964), (122, 2057482), (244, 1028741), (281, 893284), (427, 587852), (523, 479948), (562, 446642), (854, 293926), (1046, 239974), (1124, 223321), (1708, 146963), (1967, 127612), (2092, 119987), (3661, 68564), (3934, 63806), (7322, 34282), (7868, 31903), (14644, 17141)]