28945105

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 12112175

約数列:

[1, 5, 7, 35, 59, 107, 131, 295, 413, 535, 655, 749, 917, 2065, 3745, 4585, 6313, 7729, 14017, 31565, 38645, 44191, 54103, 70085, 98119, 220955, 270515, 490595, 827003, 4135015, 5789021, 28945105]

約数ペア:

[(1, 28945105), (5, 5789021), (7, 4135015), (35, 827003), (59, 490595), (107, 270515), (131, 220955), (295, 98119), (413, 70085), (535, 54103), (655, 44191), (749, 38645), (917, 31565), (2065, 14017), (3745, 7729), (4585, 6313)]