31080825

素因数分解:

$3^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1291}}^1$

素因数の和:1414

約数の個数: 36

約数和(自身を含む): 56233008

約数和(自身を除く): 25152183

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 225, 321, 535, 963, 1291, 1605, 2675, 3873, 4815, 6455, 8025, 11619, 19365, 24075, 32275, 58095, 96825, 138137, 290475, 414411, 690685, 1243233, 2072055, 3453425, 6216165, 10360275, 31080825]

約数ペア:

[(1, 31080825), (3, 10360275), (5, 6216165), (9, 3453425), (15, 2072055), (25, 1243233), (45, 690685), (75, 414411), (107, 290475), (225, 138137), (321, 96825), (535, 58095), (963, 32275), (1291, 24075), (1605, 19365), (2675, 11619), (3873, 8025), (4815, 6455)]