254373704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{18671}}^1$

素因数の和:18821

約数の個数: 32

約数和(自身を含む): 517587840

約数和(自身を除く): 263214136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1703, 3406, 6812, 13624, 18671, 37342, 74684, 149368, 242723, 485446, 970892, 1941784, 2445901, 4891802, 9783604, 19567208, 31796713, 63593426, 127186852, 254373704]

約数ペア:

[(1, 254373704), (2, 127186852), (4, 63593426), (8, 31796713), (13, 19567208), (26, 9783604), (52, 4891802), (104, 2445901), (131, 1941784), (262, 970892), (524, 485446), (1048, 242723), (1703, 149368), (3406, 74684), (6812, 37342), (13624, 18671)]