209218528

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1721}}^1$

素因数の和:1891

約数の個数: 48

約数和(自身を含む): 429604560

約数和(自身を除く): 220386032

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 131, 232, 262, 464, 524, 928, 1048, 1721, 2096, 3442, 3799, 4192, 6884, 7598, 13768, 15196, 27536, 30392, 49909, 55072, 60784, 99818, 121568, 199636, 225451, 399272, 450902, 798544, 901804, 1597088, 1803608, 3607216, 6538079, 7214432, 13076158, 26152316, 52304632, 104609264, 209218528]

約数ペア:

[(1, 209218528), (2, 104609264), (4, 52304632), (8, 26152316), (16, 13076158), (29, 7214432), (32, 6538079), (58, 3607216), (116, 1803608), (131, 1597088), (232, 901804), (262, 798544), (464, 450902), (524, 399272), (928, 225451), (1048, 199636), (1721, 121568), (2096, 99818), (3442, 60784), (3799, 55072), (4192, 49909), (6884, 30392), (7598, 27536), (13768, 15196)]