219888

素因数分解:

$2^4\times 3^3\times {\mathrm{509}}^1$

素因数の和:526

約数の個数: 40

約数和(自身を含む): 632400

約数和(自身を除く): 412512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 509, 1018, 1527, 2036, 3054, 4072, 4581, 6108, 8144, 9162, 12216, 13743, 18324, 24432, 27486, 36648, 54972, 73296, 109944, 219888]

約数ペア:

[(1, 219888), (2, 109944), (3, 73296), (4, 54972), (6, 36648), (8, 27486), (9, 24432), (12, 18324), (16, 13743), (18, 12216), (24, 9162), (27, 8144), (36, 6108), (48, 4581), (54, 4072), (72, 3054), (108, 2036), (144, 1527), (216, 1018), (432, 509)]