897931812

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{1291}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 2116296000

約数和(自身を除く): 1218364188

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 389, 447, 596, 778, 894, 1167, 1291, 1556, 1788, 2334, 2582, 3873, 4668, 5164, 7746, 15492, 57961, 115922, 173883, 192359, 231844, 347766, 384718, 502199, 577077, 695532, 769436, 1004398, 1154154, 1506597, 2008796, 2308308, 3013194, 6026388, 74827651, 149655302, 224482953, 299310604, 448965906, 897931812]

約数ペア:

[(1, 897931812), (2, 448965906), (3, 299310604), (4, 224482953), (6, 149655302), (12, 74827651), (149, 6026388), (298, 3013194), (389, 2308308), (447, 2008796), (596, 1506597), (778, 1154154), (894, 1004398), (1167, 769436), (1291, 695532), (1556, 577077), (1788, 502199), (2334, 384718), (2582, 347766), (3873, 231844), (4668, 192359), (5164, 173883), (7746, 115922), (15492, 57961)]