71144721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13421}}^1$

素因数の和:13477

約数の個数: 24

約数和(自身を含む): 111671040

約数和(自身を除く): 40526319

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 13421, 40263, 120789, 254999, 416051, 764997, 1248153, 2294991, 3744459, 7904969, 23714907, 71144721]

約数ペア:

[(1, 71144721), (3, 23714907), (9, 7904969), (19, 3744459), (31, 2294991), (57, 1248153), (93, 764997), (171, 416051), (279, 254999), (589, 120789), (1767, 40263), (5301, 13421)]