249151755

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{11839}}^1$

素因数の和:11931

約数の個数: 32

約数和(自身を含む): 422830080

約数和(自身を除く): 173678325

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 4209, 7015, 11839, 21045, 35517, 59195, 177585, 272297, 722179, 816891, 1361485, 2166537, 3610895, 4084455, 10832685, 16610117, 49830351, 83050585, 249151755]

約数ペア:

[(1, 249151755), (3, 83050585), (5, 49830351), (15, 16610117), (23, 10832685), (61, 4084455), (69, 3610895), (115, 2166537), (183, 1361485), (305, 816891), (345, 722179), (915, 272297), (1403, 177585), (4209, 59195), (7015, 35517), (11839, 21045)]