209480784

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{31397}}^1$

素因数の和:31547

約数の個数: 40

約数和(自身を含む): 545069280

約数和(自身を除く): 335588496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 6672, 31397, 62794, 94191, 125588, 188382, 251176, 376764, 502352, 753528, 1507056, 4364183, 8728366, 13092549, 17456732, 26185098, 34913464, 52370196, 69826928, 104740392, 209480784]

約数ペア:

[(1, 209480784), (2, 104740392), (3, 69826928), (4, 52370196), (6, 34913464), (8, 26185098), (12, 17456732), (16, 13092549), (24, 8728366), (48, 4364183), (139, 1507056), (278, 753528), (417, 502352), (556, 376764), (834, 251176), (1112, 188382), (1668, 125588), (2224, 94191), (3336, 62794), (6672, 31397)]