7374645

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 40

約数和(自身を含む): 13416480

約数和(自身を除く): 6041835

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 139, 393, 405, 417, 655, 695, 1179, 1251, 1965, 2085, 3537, 3753, 5895, 6255, 10611, 11259, 17685, 18209, 18765, 53055, 54627, 56295, 91045, 163881, 273135, 491643, 819405, 1474929, 2458215, 7374645]

約数ペア:

[(1, 7374645), (3, 2458215), (5, 1474929), (9, 819405), (15, 491643), (27, 273135), (45, 163881), (81, 91045), (131, 56295), (135, 54627), (139, 53055), (393, 18765), (405, 18209), (417, 17685), (655, 11259), (695, 10611), (1179, 6255), (1251, 5895), (1965, 3753), (2085, 3537)]