12205166519

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21313}}^1$

素因数の和:21400

約数の個数: 48

約数和(自身を含む): 16328229120

約数和(自身を除く): 4123062601

約数列:

[1, 7, 13, 29, 31, 49, 91, 203, 217, 377, 403, 637, 899, 1421, 1519, 2639, 2821, 6293, 11687, 18473, 19747, 21313, 44051, 81809, 149191, 277069, 572663, 618077, 660703, 1044337, 1939483, 4326539, 4624921, 8035001, 8589139, 13576381, 19160387, 30285773, 32374447, 56245007, 60123973, 134122709, 249085031, 393715049, 420867811, 938858963, 1743595217, 12205166519]

約数ペア:

[(1, 12205166519), (7, 1743595217), (13, 938858963), (29, 420867811), (31, 393715049), (49, 249085031), (91, 134122709), (203, 60123973), (217, 56245007), (377, 32374447), (403, 30285773), (637, 19160387), (899, 13576381), (1421, 8589139), (1519, 8035001), (2639, 4624921), (2821, 4326539), (6293, 1939483), (11687, 1044337), (18473, 660703), (19747, 618077), (21313, 572663), (44051, 277069), (81809, 149191)]