27427851

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 19521909

約数列:

[1, 3, 9, 11, 17, 33, 43, 51, 99, 129, 153, 187, 379, 387, 473, 561, 731, 1137, 1419, 1683, 2193, 3411, 4169, 4257, 6443, 6579, 8041, 12507, 16297, 19329, 24123, 37521, 48891, 57987, 70873, 72369, 146673, 179267, 212619, 277049, 537801, 637857, 831147, 1613403, 2493441, 3047539, 9142617, 27427851]

約数ペア:

[(1, 27427851), (3, 9142617), (9, 3047539), (11, 2493441), (17, 1613403), (33, 831147), (43, 637857), (51, 537801), (99, 277049), (129, 212619), (153, 179267), (187, 146673), (379, 72369), (387, 70873), (473, 57987), (561, 48891), (731, 37521), (1137, 24123), (1419, 19329), (1683, 16297), (2193, 12507), (3411, 8041), (4169, 6579), (4257, 6443)]