15318280887

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{6947}}^1$

素因数の和:7208

約数の個数: 64

約数和(自身を含む): 25885246464

約数和(自身を除く): 10566965577

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 197, 273, 287, 533, 591, 861, 1379, 1599, 2561, 3731, 4137, 6947, 7683, 8077, 11193, 17927, 20841, 24231, 48629, 53781, 56539, 90311, 105001, 145887, 169617, 270933, 284827, 315003, 632177, 735007, 854481, 1368559, 1896531, 1993789, 2205021, 3702751, 4105677, 5981367, 9579913, 11108253, 17791267, 25919257, 28739739, 53373801, 56110919, 77757771, 124538869, 168332757, 373616607, 392776433, 729441947, 1178329299, 2188325841, 5106093629, 15318280887]

約数ペア:

[(1, 15318280887), (3, 5106093629), (7, 2188325841), (13, 1178329299), (21, 729441947), (39, 392776433), (41, 373616607), (91, 168332757), (123, 124538869), (197, 77757771), (273, 56110919), (287, 53373801), (533, 28739739), (591, 25919257), (861, 17791267), (1379, 11108253), (1599, 9579913), (2561, 5981367), (3731, 4105677), (4137, 3702751), (6947, 2205021), (7683, 1993789), (8077, 1896531), (11193, 1368559), (17927, 854481), (20841, 735007), (24231, 632177), (48629, 315003), (53781, 284827), (56539, 270933), (90311, 169617), (105001, 145887)]