129502408

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 283852800

約数和(自身を除く): 154350392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 131, 139, 254, 262, 278, 508, 524, 556, 889, 917, 973, 1016, 1048, 1112, 1778, 1834, 1946, 3556, 3668, 3892, 7112, 7336, 7784, 16637, 17653, 18209, 33274, 35306, 36418, 66548, 70612, 72836, 116459, 123571, 127463, 133096, 141224, 145672, 232918, 247142, 254926, 465836, 494284, 509852, 931672, 988568, 1019704, 2312543, 4625086, 9250172, 16187801, 18500344, 32375602, 64751204, 129502408]

約数ペア:

[(1, 129502408), (2, 64751204), (4, 32375602), (7, 18500344), (8, 16187801), (14, 9250172), (28, 4625086), (56, 2312543), (127, 1019704), (131, 988568), (139, 931672), (254, 509852), (262, 494284), (278, 465836), (508, 254926), (524, 247142), (556, 232918), (889, 145672), (917, 141224), (973, 133096), (1016, 127463), (1048, 123571), (1112, 116459), (1778, 72836), (1834, 70612), (1946, 66548), (3556, 36418), (3668, 35306), (3892, 33274), (7112, 18209), (7336, 17653), (7784, 16637)]