201231128

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{189127}}^1$

素因数の和:189159

約数の個数: 32

約数和(自身を含む): 453907200

約数和(自身を除く): 252676072

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 189127, 378254, 756508, 1323889, 1513016, 2647778, 3593413, 5295556, 7186826, 10591112, 14373652, 25153891, 28747304, 50307782, 100615564, 201231128]

約数ペア:

[(1, 201231128), (2, 100615564), (4, 50307782), (7, 28747304), (8, 25153891), (14, 14373652), (19, 10591112), (28, 7186826), (38, 5295556), (56, 3593413), (76, 2647778), (133, 1513016), (152, 1323889), (266, 756508), (532, 378254), (1064, 189127)]