71658351

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{1997}}^1$

素因数の和:2452

約数の個数: 20

約数和(自身を含む): 107340552

約数和(自身を除く): 35682201

約数列:

[1, 3, 9, 27, 81, 443, 1329, 1997, 3987, 5991, 11961, 17973, 35883, 53919, 161757, 884671, 2654013, 7962039, 23886117, 71658351]

約数ペア:

[(1, 71658351), (3, 23886117), (9, 7962039), (27, 2654013), (81, 884671), (443, 161757), (1329, 53919), (1997, 35883), (3987, 17973), (5991, 11961)]