641553913

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{7043}}^1$

素因数の和:7094

約数の個数: 36

約数和(自身を含む): 881711568

約数和(自身を除く): 240157655

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 169, 539, 637, 1001, 1183, 1859, 7007, 7043, 8281, 13013, 49301, 77473, 91091, 91559, 345107, 542311, 640913, 1007149, 1190267, 3796177, 4486391, 7050043, 8331869, 13092937, 49350301, 58323083, 91650559, 641553913]

約数ペア:

[(1, 641553913), (7, 91650559), (11, 58323083), (13, 49350301), (49, 13092937), (77, 8331869), (91, 7050043), (143, 4486391), (169, 3796177), (539, 1190267), (637, 1007149), (1001, 640913), (1183, 542311), (1859, 345107), (7007, 91559), (7043, 91091), (8281, 77473), (13013, 49301)]