391435863

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12049}}^1$

素因数の和:12096

約数の個数: 48

約数和(自身を含む): 692344800

約数和(自身を除く): 300908937

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 637, 663, 833, 1547, 1911, 2499, 4641, 10829, 12049, 32487, 36147, 84343, 156637, 204833, 253029, 469911, 590401, 614499, 1096459, 1433831, 1771203, 2662829, 3289377, 4301493, 7675213, 7988487, 10036817, 18639803, 23025639, 30110451, 55919409, 130478621, 391435863]

約数ペア:

[(1, 391435863), (3, 130478621), (7, 55919409), (13, 30110451), (17, 23025639), (21, 18639803), (39, 10036817), (49, 7988487), (51, 7675213), (91, 4301493), (119, 3289377), (147, 2662829), (221, 1771203), (273, 1433831), (357, 1096459), (637, 614499), (663, 590401), (833, 469911), (1547, 253029), (1911, 204833), (2499, 156637), (4641, 84343), (10829, 36147), (12049, 32487)]