51881886

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1078

約数の個数: 72

約数和(自身を含む): 133113240

約数和(自身を除く): 81231354

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 59, 63, 98, 118, 126, 147, 177, 294, 354, 413, 441, 531, 826, 882, 997, 1062, 1239, 1994, 2478, 2891, 2991, 3717, 5782, 5982, 6979, 7434, 8673, 8973, 13958, 17346, 17946, 20937, 26019, 41874, 48853, 52038, 58823, 62811, 97706, 117646, 125622, 146559, 176469, 293118, 352938, 411761, 439677, 529407, 823522, 879354, 1058814, 1235283, 2470566, 2882327, 3705849, 5764654, 7411698, 8646981, 17293962, 25940943, 51881886]

約数ペア:

[(1, 51881886), (2, 25940943), (3, 17293962), (6, 8646981), (7, 7411698), (9, 5764654), (14, 3705849), (18, 2882327), (21, 2470566), (42, 1235283), (49, 1058814), (59, 879354), (63, 823522), (98, 529407), (118, 439677), (126, 411761), (147, 352938), (177, 293118), (294, 176469), (354, 146559), (413, 125622), (441, 117646), (531, 97706), (826, 62811), (882, 58823), (997, 52038), (1062, 48853), (1239, 41874), (1994, 26019), (2478, 20937), (2891, 17946), (2991, 17346), (3717, 13958), (5782, 8973), (5982, 8673), (6979, 7434)]