27228855

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 45439488

約数和(自身を除く): 18210633

約数列:

[1, 3, 5, 15, 37, 71, 111, 185, 213, 355, 555, 691, 1065, 2073, 2627, 3455, 7881, 10365, 13135, 25567, 39405, 49061, 76701, 127835, 147183, 245305, 383505, 735915, 1815257, 5445771, 9076285, 27228855]

約数ペア:

[(1, 27228855), (3, 9076285), (5, 5445771), (15, 1815257), (37, 735915), (71, 383505), (111, 245305), (185, 147183), (213, 127835), (355, 76701), (555, 49061), (691, 39405), (1065, 25567), (2073, 13135), (2627, 10365), (3455, 7881)]