123989535

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 242161920

約数和(自身を除く): 118172385

約数列:

[1, 3, 5, 9, 15, 19, 27, 41, 45, 57, 81, 95, 123, 131, 135, 171, 205, 243, 285, 369, 393, 405, 513, 615, 655, 779, 855, 1107, 1179, 1215, 1539, 1845, 1965, 2337, 2489, 2565, 3321, 3537, 3895, 4617, 5371, 5535, 5895, 7011, 7467, 7695, 9963, 10611, 11685, 12445, 16113, 16605, 17685, 21033, 22401, 23085, 26855, 31833, 35055, 37335, 48339, 49815, 53055, 63099, 67203, 80565, 102049, 105165, 112005, 145017, 159165, 189297, 201609, 241695, 306147, 315495, 336015, 435051, 510245, 604827, 725085, 918441, 946485, 1008045, 1305153, 1530735, 2175255, 2755323, 3024135, 4592205, 6525765, 8265969, 13776615, 24797907, 41329845, 123989535]

約数ペア:

[(1, 123989535), (3, 41329845), (5, 24797907), (9, 13776615), (15, 8265969), (19, 6525765), (27, 4592205), (41, 3024135), (45, 2755323), (57, 2175255), (81, 1530735), (95, 1305153), (123, 1008045), (131, 946485), (135, 918441), (171, 725085), (205, 604827), (243, 510245), (285, 435051), (369, 336015), (393, 315495), (405, 306147), (513, 241695), (615, 201609), (655, 189297), (779, 159165), (855, 145017), (1107, 112005), (1179, 105165), (1215, 102049), (1539, 80565), (1845, 67203), (1965, 63099), (2337, 53055), (2489, 49815), (2565, 48339), (3321, 37335), (3537, 35055), (3895, 31833), (4617, 26855), (5371, 23085), (5535, 22401), (5895, 21033), (7011, 17685), (7467, 16605), (7695, 16113), (9963, 12445), (10611, 11685)]