28575441

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 42254784

約数和(自身を除く): 13679343

約数列:

[1, 3, 9, 71, 197, 213, 227, 591, 639, 681, 1773, 2043, 13987, 16117, 41961, 44719, 48351, 125883, 134157, 145053, 402471, 3175049, 9525147, 28575441]

約数ペア:

[(1, 28575441), (3, 9525147), (9, 3175049), (71, 402471), (197, 145053), (213, 134157), (227, 125883), (591, 48351), (639, 44719), (681, 41961), (1773, 16117), (2043, 13987)]