242690877

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 425779200

約数和(自身を除く): 183088323

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 239, 263, 297, 351, 429, 717, 789, 1287, 2151, 2367, 2629, 2893, 3107, 3419, 3861, 6453, 7101, 7887, 8679, 9321, 10257, 23661, 26037, 27963, 30771, 34177, 37609, 62857, 70983, 78111, 83889, 92313, 102531, 112827, 188571, 307593, 338481, 565713, 691427, 817141, 922779, 1015443, 1697139, 2074281, 2451423, 6222843, 7354269, 8988551, 18668529, 22062807, 26965653, 80896959, 242690877]

約数ペア:

[(1, 242690877), (3, 80896959), (9, 26965653), (11, 22062807), (13, 18668529), (27, 8988551), (33, 7354269), (39, 6222843), (99, 2451423), (117, 2074281), (143, 1697139), (239, 1015443), (263, 922779), (297, 817141), (351, 691427), (429, 565713), (717, 338481), (789, 307593), (1287, 188571), (2151, 112827), (2367, 102531), (2629, 92313), (2893, 83889), (3107, 78111), (3419, 70983), (3861, 62857), (6453, 37609), (7101, 34177), (7887, 30771), (8679, 27963), (9321, 26037), (10257, 23661)]