121970121

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 217437696

約数和(自身を除く): 95467575

約数列:

[1, 3, 7, 13, 17, 21, 39, 41, 51, 91, 119, 123, 221, 273, 287, 357, 533, 641, 663, 697, 861, 1547, 1599, 1923, 2091, 3731, 4487, 4641, 4879, 8333, 9061, 10897, 11193, 13461, 14637, 24999, 26281, 27183, 32691, 58331, 63427, 76279, 78843, 141661, 174993, 183967, 190281, 228837, 341653, 424983, 446777, 551901, 991627, 1024959, 1340331, 2391571, 2974881, 3127439, 5808101, 7174713, 9382317, 17424303, 40656707, 121970121]

約数ペア:

[(1, 121970121), (3, 40656707), (7, 17424303), (13, 9382317), (17, 7174713), (21, 5808101), (39, 3127439), (41, 2974881), (51, 2391571), (91, 1340331), (119, 1024959), (123, 991627), (221, 551901), (273, 446777), (287, 424983), (357, 341653), (533, 228837), (641, 190281), (663, 183967), (697, 174993), (861, 141661), (1547, 78843), (1599, 76279), (1923, 63427), (2091, 58331), (3731, 32691), (4487, 27183), (4641, 26281), (4879, 24999), (8333, 14637), (9061, 13461), (10897, 11193)]