129864748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{15907}}^1$

素因数の和:16081

約数の個数: 24

約数和(自身を含む): 246319472

約数和(自身を除く): 116454724

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 15907, 31814, 63628, 206791, 413582, 827164, 2497399, 4994798, 9989596, 32466187, 64932374, 129864748]

約数ペア:

[(1, 129864748), (2, 64932374), (4, 32466187), (13, 9989596), (26, 4994798), (52, 2497399), (157, 827164), (314, 413582), (628, 206791), (2041, 63628), (4082, 31814), (8164, 15907)]