331317441

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{404539}}^1$

素因数の和:404565

約数の個数: 24

約数和(自身を含む): 589010240

約数和(自身を除く): 257692799

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 404539, 1213617, 2831773, 3640851, 5259007, 8495319, 15777021, 25485957, 36813049, 47331063, 110439147, 331317441]

約数ペア:

[(1, 331317441), (3, 110439147), (7, 47331063), (9, 36813049), (13, 25485957), (21, 15777021), (39, 8495319), (63, 5259007), (91, 3640851), (117, 2831773), (273, 1213617), (819, 404539)]