27391749

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 48545280

約数和(自身を除く): 21153531

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 79, 133, 209, 231, 237, 399, 553, 627, 869, 1463, 1501, 1659, 2607, 4389, 4503, 6083, 6241, 10507, 16511, 18249, 18723, 31521, 43687, 49533, 68651, 115577, 118579, 131061, 205953, 346731, 355737, 480557, 830053, 1304369, 1441671, 2490159, 3913107, 9130583, 27391749]

約数ペア:

[(1, 27391749), (3, 9130583), (7, 3913107), (11, 2490159), (19, 1441671), (21, 1304369), (33, 830053), (57, 480557), (77, 355737), (79, 346731), (133, 205953), (209, 131061), (231, 118579), (237, 115577), (399, 68651), (553, 49533), (627, 43687), (869, 31521), (1463, 18723), (1501, 18249), (1659, 16511), (2607, 10507), (4389, 6241), (4503, 6083)]