278327433

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{40709}}^1$

素因数の和:40808

約数の個数: 16

約数和(自身を含む): 386907840

約数和(自身を除く): 108580407

約数列:

[1, 3, 43, 53, 129, 159, 2279, 6837, 40709, 122127, 1750487, 2157577, 5251461, 6472731, 92775811, 278327433]

約数ペア:

[(1, 278327433), (3, 92775811), (43, 6472731), (53, 5251461), (129, 2157577), (159, 1750487), (2279, 122127), (6837, 40709)]