42391795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 13595405

約数列:

[1, 5, 17, 59, 79, 85, 107, 295, 395, 535, 1003, 1343, 1819, 4661, 5015, 6313, 6715, 8453, 9095, 23305, 31565, 42265, 79237, 107321, 143701, 396185, 498727, 536605, 718505, 2493635, 8478359, 42391795]

約数ペア:

[(1, 42391795), (5, 8478359), (17, 2493635), (59, 718505), (79, 536605), (85, 498727), (107, 396185), (295, 143701), (395, 107321), (535, 79237), (1003, 42265), (1343, 31565), (1819, 23305), (4661, 9095), (5015, 8453), (6313, 6715)]