291994417

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 369346320

約数和(自身を除く): 77351903

約数列:

[1, 11, 13, 29, 37, 121, 143, 173, 319, 377, 407, 481, 1073, 1573, 1903, 2249, 3509, 4147, 4477, 5017, 5291, 6401, 11803, 13949, 20933, 24739, 45617, 55187, 58201, 65221, 70411, 83213, 129833, 153439, 185629, 272129, 607057, 717431, 774521, 915343, 1687829, 2041919, 2413177, 7891741, 10068773, 22461109, 26544947, 291994417]

約数ペア:

[(1, 291994417), (11, 26544947), (13, 22461109), (29, 10068773), (37, 7891741), (121, 2413177), (143, 2041919), (173, 1687829), (319, 915343), (377, 774521), (407, 717431), (481, 607057), (1073, 272129), (1573, 185629), (1903, 153439), (2249, 129833), (3509, 83213), (4147, 70411), (4477, 65221), (5017, 58201), (5291, 55187), (6401, 45617), (11803, 24739), (13949, 20933)]