74004021

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{90359}}^1$

素因数の和:90385

約数の個数: 24

約数和(自身を含む): 131564160

約数和(自身を除く): 57560139

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 90359, 271077, 632513, 813231, 1174667, 1897539, 3524001, 5692617, 8222669, 10572003, 24668007, 74004021]

約数ペア:

[(1, 74004021), (3, 24668007), (7, 10572003), (9, 8222669), (13, 5692617), (21, 3524001), (39, 1897539), (63, 1174667), (91, 813231), (117, 632513), (273, 271077), (819, 90359)]