1728853812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{82657}}^1$

素因数の和:82757

約数の個数: 72

約数和(自身を含む): 5054702016

約数和(自身を除く): 3325848204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1162, 1494, 1743, 2324, 2988, 3486, 5229, 6972, 10458, 20916, 82657, 165314, 247971, 330628, 495942, 578599, 743913, 991884, 1157198, 1487826, 1735797, 2314396, 2975652, 3471594, 5207391, 6860531, 6943188, 10414782, 13721062, 20581593, 20829564, 27442124, 41163186, 48023717, 61744779, 82326372, 96047434, 123489558, 144071151, 192094868, 246979116, 288142302, 432213453, 576284604, 864426906, 1728853812]

約数ペア:

[(1, 1728853812), (2, 864426906), (3, 576284604), (4, 432213453), (6, 288142302), (7, 246979116), (9, 192094868), (12, 144071151), (14, 123489558), (18, 96047434), (21, 82326372), (28, 61744779), (36, 48023717), (42, 41163186), (63, 27442124), (83, 20829564), (84, 20581593), (126, 13721062), (166, 10414782), (249, 6943188), (252, 6860531), (332, 5207391), (498, 3471594), (581, 2975652), (747, 2314396), (996, 1735797), (1162, 1487826), (1494, 1157198), (1743, 991884), (2324, 743913), (2988, 578599), (3486, 495942), (5229, 330628), (6972, 247971), (10458, 165314), (20916, 82657)]