212079675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4057}}^1$

素因数の和:4128

約数の個数: 48

約数和(自身を含む): 380413152

約数和(自身を除く): 168333477

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 425, 615, 697, 1025, 1275, 2091, 3075, 3485, 4057, 10455, 12171, 17425, 20285, 52275, 60855, 68969, 101425, 166337, 206907, 304275, 344845, 499011, 831685, 1034535, 1724225, 2495055, 2827729, 4158425, 5172675, 8483187, 12475275, 14138645, 42415935, 70693225, 212079675]

約数ペア:

[(1, 212079675), (3, 70693225), (5, 42415935), (15, 14138645), (17, 12475275), (25, 8483187), (41, 5172675), (51, 4158425), (75, 2827729), (85, 2495055), (123, 1724225), (205, 1034535), (255, 831685), (425, 499011), (615, 344845), (697, 304275), (1025, 206907), (1275, 166337), (2091, 101425), (3075, 68969), (3485, 60855), (4057, 52275), (10455, 20285), (12171, 17425)]