27484455

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 45163008

約数和(自身を除く): 17678553

約数列:

[1, 3, 5, 15, 71, 131, 197, 213, 355, 393, 591, 655, 985, 1065, 1965, 2955, 9301, 13987, 25807, 27903, 41961, 46505, 69935, 77421, 129035, 139515, 209805, 387105, 1832297, 5496891, 9161485, 27484455]

約数ペア:

[(1, 27484455), (3, 9161485), (5, 5496891), (15, 1832297), (71, 387105), (131, 209805), (197, 139515), (213, 129035), (355, 77421), (393, 69935), (591, 46505), (655, 41961), (985, 27903), (1065, 25807), (1965, 13987), (2955, 9301)]