27777321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 20026071

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 113, 117, 143, 191, 339, 429, 573, 1017, 1243, 1287, 1469, 1719, 2101, 2483, 3729, 4407, 6303, 7449, 11187, 13221, 16159, 18909, 21583, 22347, 27313, 48477, 64749, 81939, 145431, 194247, 237413, 245817, 280579, 712239, 841737, 2136717, 2525211, 3086369, 9259107, 27777321]

約数ペア:

[(1, 27777321), (3, 9259107), (9, 3086369), (11, 2525211), (13, 2136717), (33, 841737), (39, 712239), (99, 280579), (113, 245817), (117, 237413), (143, 194247), (191, 145431), (339, 81939), (429, 64749), (573, 48477), (1017, 27313), (1243, 22347), (1287, 21583), (1469, 18909), (1719, 16159), (2101, 13221), (2483, 11187), (3729, 7449), (4407, 6303)]