23778975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 23717985

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 37, 41, 55, 57, 75, 95, 111, 123, 165, 185, 205, 209, 275, 285, 407, 451, 475, 555, 615, 627, 703, 779, 825, 925, 1025, 1045, 1221, 1353, 1425, 1517, 2035, 2109, 2255, 2337, 2775, 3075, 3135, 3515, 3895, 4551, 5225, 6105, 6765, 7585, 7733, 8569, 10175, 10545, 11275, 11685, 15675, 16687, 17575, 19475, 22755, 23199, 25707, 28823, 30525, 33825, 37925, 38665, 42845, 50061, 52725, 58425, 83435, 86469, 113775, 115995, 128535, 144115, 193325, 214225, 250305, 317053, 417175, 432345, 579975, 642675, 720575, 951159, 1251525, 1585265, 2161725, 4755795, 7926325, 23778975]

約数ペア:

[(1, 23778975), (3, 7926325), (5, 4755795), (11, 2161725), (15, 1585265), (19, 1251525), (25, 951159), (33, 720575), (37, 642675), (41, 579975), (55, 432345), (57, 417175), (75, 317053), (95, 250305), (111, 214225), (123, 193325), (165, 144115), (185, 128535), (205, 115995), (209, 113775), (275, 86469), (285, 83435), (407, 58425), (451, 52725), (475, 50061), (555, 42845), (615, 38665), (627, 37925), (703, 33825), (779, 30525), (825, 28823), (925, 25707), (1025, 23199), (1045, 22755), (1221, 19475), (1353, 17575), (1425, 16687), (1517, 15675), (2035, 11685), (2109, 11275), (2255, 10545), (2337, 10175), (2775, 8569), (3075, 7733), (3135, 7585), (3515, 6765), (3895, 6105), (4551, 5225)]