427443993

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{1063}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 648103680

約数和(自身を除く): 220659687

約数列:

[1, 3, 9, 27, 53, 159, 281, 477, 843, 1063, 1431, 2529, 3189, 7587, 9567, 14893, 28701, 44679, 56339, 134037, 169017, 298703, 402111, 507051, 896109, 1521153, 2688327, 8064981, 15831259, 47493777, 142481331, 427443993]

約数ペア:

[(1, 427443993), (3, 142481331), (9, 47493777), (27, 15831259), (53, 8064981), (159, 2688327), (281, 1521153), (477, 896109), (843, 507051), (1063, 402111), (1431, 298703), (2529, 169017), (3189, 134037), (7587, 56339), (9567, 44679), (14893, 28701)]