399994308

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27847}}^1$

素因数の和:27886

約数の個数: 96

約数和(自身を含む): 1247590400

約数和(自身を除く): 847596092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1596, 2052, 2394, 3591, 4788, 7182, 14364, 27847, 55694, 83541, 111388, 167082, 194929, 250623, 334164, 389858, 501246, 529093, 584787, 751869, 779716, 1002492, 1058186, 1169574, 1503738, 1587279, 1754361, 2116372, 2339148, 3007476, 3174558, 3508722, 3703651, 4761837, 5263083, 6349116, 7017444, 7407302, 9523674, 10526166, 11110953, 14285511, 14814604, 19047348, 21052332, 22221906, 28571022, 33332859, 44443812, 57142044, 66665718, 99998577, 133331436, 199997154, 399994308]

約数ペア:

[(1, 399994308), (2, 199997154), (3, 133331436), (4, 99998577), (6, 66665718), (7, 57142044), (9, 44443812), (12, 33332859), (14, 28571022), (18, 22221906), (19, 21052332), (21, 19047348), (27, 14814604), (28, 14285511), (36, 11110953), (38, 10526166), (42, 9523674), (54, 7407302), (57, 7017444), (63, 6349116), (76, 5263083), (84, 4761837), (108, 3703651), (114, 3508722), (126, 3174558), (133, 3007476), (171, 2339148), (189, 2116372), (228, 1754361), (252, 1587279), (266, 1503738), (342, 1169574), (378, 1058186), (399, 1002492), (513, 779716), (532, 751869), (684, 584787), (756, 529093), (798, 501246), (1026, 389858), (1197, 334164), (1596, 250623), (2052, 194929), (2394, 167082), (3591, 111388), (4788, 83541), (7182, 55694), (14364, 27847)]