28861424

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 57412992

約数和(自身を除く): 28551568

約数列:

[1, 2, 4, 8, 16, 83, 103, 166, 206, 211, 332, 412, 422, 664, 824, 844, 1328, 1648, 1688, 3376, 8549, 17098, 17513, 21733, 34196, 35026, 43466, 68392, 70052, 86932, 136784, 140104, 173864, 280208, 347728, 1803839, 3607678, 7215356, 14430712, 28861424]

約数ペア:

[(1, 28861424), (2, 14430712), (4, 7215356), (8, 3607678), (16, 1803839), (83, 347728), (103, 280208), (166, 173864), (206, 140104), (211, 136784), (332, 86932), (412, 70052), (422, 68392), (664, 43466), (824, 35026), (844, 34196), (1328, 21733), (1648, 17513), (1688, 17098), (3376, 8549)]